1 Golomb, S. W., "Polyominoes; Puzzles, patterns, problems, and packings" Princeton University Press 1996
2 Barequet, G., "Handbook of discrete and computational geometry" Chapman and Hall/CRC 359-380, 2017
3 Bondy, J. A., "Graph theory with applications" Macmillan 1976
4 Jensen, T., "Graph coloring problems" Wiley-Interscience 1995
5 Lunnon, W. F., "Counting multidimensional polyominoes" 18 (18): 366-367, 1975
6 Klarner, D. A., "Cell growth problems" 19 : 851-863, 1967
7 Klarner, D. A., "A packing theory" 8 (8): 272-278, 1970
1 Golomb, S. W., "Polyominoes; Puzzles, patterns, problems, and packings" Princeton University Press 1996
2 Barequet, G., "Handbook of discrete and computational geometry" Chapman and Hall/CRC 359-380, 2017
3 Bondy, J. A., "Graph theory with applications" Macmillan 1976
4 Jensen, T., "Graph coloring problems" Wiley-Interscience 1995
5 Lunnon, W. F., "Counting multidimensional polyominoes" 18 (18): 366-367, 1975
6 Klarner, D. A., "Cell growth problems" 19 : 851-863, 1967
7 Klarner, D. A., "A packing theory" 8 (8): 272-278, 1970