Marilyn Breen. A Krasnoselskii Theorem for Permissible Paths Whose Edges Are Parallel to Three Given Vectors in the Plane. Ars Comb., 59, 2001.
@article{Breen01, title = {A Krasnoselskii Theorem for Permissible Paths Whose Edges Are Parallel to Three Given Vectors in the Plane}, author = {Marilyn Breen}, year = {2001}, researchr = {https://researchr.org/publication/Breen01}, cites = {0}, citedby = {0}, journal = {Ars Comb.}, volume = {59}, }