On triangle graphs by Pizana, Romulo Goloyugo 1948-

On edge cover coloring numbers of graphs by Estrada, Tjaart Jan B.

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Connected four-valent two-arc transitive graphs and three-dimensional lattices by Nochefranca, Luz R.

Time complexity of some problems related to induced cycles in graphs by Adorna, Henry N.

On the cycle graph of a graph and inverse cycle graphs by Tan, Evelyn L. 1946-

Planar graphs.

Proof techniques in graph theory proceedings of the second Ann arbor graph theory conference, February 1968.

Planar graphs.

Journal of combinatorial theory. Series B.

Distributed, scalable routing based on link-state vectors. by Behrens, Jochen