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	author = "H. Freeman",
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	publisher = AP,
	year = 1970,
	pages = "241-266"}

@article{Voss:1991,
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	year = 1991,
	pages = "75-80"}

@article{WuL:1982,
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	year = 1982,
	pages = "347-353"}

@inproceedings{WuL:1980,
	key = "L. Wu 1980",
	author = "L.-D. Wu",
	title = "On the {Freeman's} conjecture about the
chain code of a line",
	booktitle = "Proc. 5th Int'l Conf. on Pattern Recognition",
	publisher = IEEEPR,
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	year = 1980,
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@article{Rosenfeld:1974,
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@article{Arcelli&Massarotti:1978,
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	author = "C. Arcelli and A. Massarotti",
	title = "On the parallel generation of digital straight lines",
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	year = 1978,
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@article{Brons:1974,
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	author = "R. Brons",
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on a grid",
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	pages = "48-62"}

@article{Ronse:1985,
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digital straight line segments",
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@article{Koplowitz&Lindenbaum&Bruckstein:1990,
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@article{Lindenbaum&Koplowitz:1991,
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	volume = 13,
	year = 1991,
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@article{Lindenbaum&Bruckstein:1993,
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	author = "M. Lindenbaum and A. Bruckstein",
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@techreport{Luby:1986,
	key = "Luby 1986",
	author = "M. Luby",
	title = "Grid geometries which preserves properties of {Euclidean}
geometry:  a study of graphics line drawing algorithms",
	institution = "Department of Computer Science, University of Toronto",
	number = "190/86",
	month = "September",
	year = 1986}

@article{Rosenfeld&Kim:1982,
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	author = "A. Rosenfeld and C. E. Kim",
	title = "How a digital computer can tell whether a line is straight",
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	volume = 89,
	year = 1982,
	pages = "230-235",
	comment = "checked"}

@article{McIlroy:1984,
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	comment = "checked"}

@article{Dorst&Smeulders:1984,
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@article{Bresenham:1965,
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@article{Gaafar:1977,
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	author = "M. Gaafar",
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straight lines",
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@article{Rothstein&Weiman:1976,
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	author = "J. Rothstein and C. Weiman",
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@article{Arcelli&Massarotti:1975,
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	author = "C. Arcelli and A. Massarotti",
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	volume = 4,
	year = 1975,
	pages = "339-360",
	note = "Errata, {\bf 5} (1976), 289"}

@article{Klaasman:1975,
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	author = "H. Klaasman",
	title = "Some aspects of the accuracy of the
approximated position of a straight line on a square grid",
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	volume = 4,
	year = 1975,
	pages = "225-235"}

@article{Berenstein&Lavine:1988,
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	author = "C. A. Berenstein and D. Lavine",
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	volume = 10,
	year = 1988,
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@article{Kim:1983,
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	volume = 5,
	year = 1983,
	pages = "231-234"}

@article{Freeman:1961a,
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	author = "H. Freeman",
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	journal = IRE-TEC,
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	year = "{\noopsort{1961a}}1961",
	pages = "260-268"}

@inproceedings{Bruckstein:1990,
	key = "Bruckstein 1990",
	author = "A. M. Bruckstein",
	title = "The self-similarity of digital straight lines",
	booktitle = "Proc. 10th Int'l. Conf. on Pattern Recognition",
	volume = "I",
	year = 1990,
	publisher = IEEEPR,
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@incollection{Bruckstein:1991,
	key = "Bruckstein 1991",
	author = "A. M. Bruckstein",
	title = "Self-similarity properties of digitized straight lines",
	booktitle = "Vision Geometry",
	editor = "R. A. Melter and A. Rosenfeld and P. Bhattacharya",
	series = "Contemporary Mathematics",
	volume = 119,
	year = 1991,
	pages = "1-20",
	publisher = AMS}

@article{Pitteway&Green:1982,
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	author = "M. L. V. Pitteway and A. J. R. Green",
	title = "Bresenham's algorithm with run line coding shortcut",
	journal = CJ,
	volume = 25,
	year = 1982,
	pages = "114-115"}

@article{Bresenham:1982,
	key = "Bresenham 1982",
	author = "J. E. Bresenham",
	title = "Incremental line compaction",
	journal = CJ,
	volume = 25,
	year = 1982,
	pages = "116-120"}

@article{Sundar.Raj&Koplowitz:1986,
	key = "{Sundar Raj} and Koplowitz 1986",
	author = "{Sundar Raj}, P. A. and J. Koplowitz",
	title = "On bit reduction of chain coded line drawings",
	journal = PARL,
	volume = 4,
	year = 1986,
	pages = "99-102"}

@article{Sproull:1982,
	key = "Sproull 1982",
	author = "R. F. Sproull",
	title = "Using program transformations to derive 
line-drawing algorithms",
	journal = ACM-TOG,
	volume = 1,
	year = 1982,
	pages = "259-273"}

@article{Berenstein&Kanal&Lavine&Olson:1987,
	key = "Berenstein, Kanal, Lavine, and Olson 1987",
	author = "C. A. Berenstein and L. N. Kanal and D. Lavine and E. C. Olson",
	title = "A geometric approach to subpixel registration accuracy",
	journal = CVGIP,
	volume = 40,
	year = 1987,
	pages = "334-360"}

@inproceedings{Freeman:1961b,
	key = "Freeman 1961b",
	author = "H. Freeman",
	title = "Techniques for the digital computer analysis of
chain-encoded arbitrary plane curves",
	booktitle = "Proc. 17th National Electronics Conference",
	year = "{\noopsort{1961b}}1961",
	pages = "421-432"}

@inproceedings{Freeman:1962,
	key = "Freeman 1962",
	author = "H. Freeman",
	title = "On the digital computer classification of geometric
line patterns",
	booktitle = "Proc. 18th National Electronics Conference",
	year = 1962,
	pages = "312-324"}

@incollection{Dorst:1985,
	key = "Dorst 1985",
	author = "L. Dorst",
	title = "The accuracy of the digital representation of a
straight line",
	booktitle = "Fundamental Algorithms for Computer Graphics",
	editor = "R. A. Earnshaw",
	series = "NATO ASI Series",
	volume = "F17",
	year = 1985,
	publisher = SV,
	pages = "141-152"}

@incollection{Bresenham:1985,
	key = "Bresenham 1985",
	author = "J. E. Bresenham",
	title = "Run length slice algorithm for incremental lines",
	booktitle = "Fundamental Algorithms for Computer Graphics",
	editor = "R. A. Earnshaw",
	series = "NATO ASI Series",
	volume = "F17",
	year = 1985,
	publisher = SV,
	pages = "59-104"}

@incollection{Pitteway:1985,
	key = "Pitteway 1985",
	author = "M. L. V. Pitteway",
	title = "The relationship between {Euclid's} algorithms and
run-length encoding",
	booktitle = "Fundamental Algorithms for Computer Graphics",
	editor = "R. A. Earnshaw",
	series = "NATO ASI Series",
	volume = "F17",
	year = 1985,
	publisher = SV,
	pages = "105-112"}

@incollection{Castle&Pitteway:1985,
	key = "Castle and Pitteway 1985",
	author = "C. M. A. Castle and M. L. V. Pitteway",
	title = "An application of {Euclid's} algorithm to drawing
straight lines",
	booktitle = "Fundamental Algorithms for Computer Graphics",
	editor = "R. A. Earnshaw",
	series = "NATO ASI Series",
	volume = "F17",
	year = 1985,
	publisher = SV,
	pages = "135-139"}

@incollection{Brons:1985,
	key = "Brons 1985",
	author = "R. Brons",
	title = "Theoretical and linguistic methods for describing
straight lines",
	booktitle = "Fundamental Algorithms for Computer Graphics",
	editor = "R. A. Earnshaw",
	series = "NATO ASI Series",
	volume = "F17",
	year = 1985,
	publisher = SV,
	pages = "19-57"}

@article{Angel&Morrison:1991,
	key = "Angel and Morrison 1991",
	author = "E. S. Angel and D. R. Morrison",
	title = "Speeding up {Bresenham's} algorithm",
	journal = IEEE-CGA,
	volume = 11,
	year = 1991,
	pages = "16-17"}

@incollection{Dorst&Smeulders:1991,
	key = "Dorst and Smeulders 1991",
	author = "L. Dorst and A. W. M. Smeulders",
	title = "Discrete straight line segments:  parameters,
primitives, and properties",
	booktitle = "Vision Geometry",
	editor = "R. A. Melter and A. Rosenfeld and P. Bhattacharya",
	series = "Contemporary Mathematics",
	volume = 119,
	year = 1991,
	pages = "45-62",
	publisher = AMS}