Coxeter, H. S. M., Frucht W., R., & Powers, D. L. (1981). Zero-symmetric graphs: Trivalent graphical regular representations of groups. Academic Press.
Citace podle Chicago (17th ed.)Coxeter, Harold Scott MacDonald, Roberto Frucht W., a David L. Powers. Zero-symmetric Graphs: Trivalent Graphical Regular Representations of Groups. New York, USA: Academic Press, 1981.
Citace podle MLA (9th ed.)Coxeter, Harold Scott MacDonald, et al. Zero-symmetric Graphs: Trivalent Graphical Regular Representations of Groups. Academic Press, 1981.
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