1. Pebbling and optimal pebbling in graphs;Bunde;J. Graph Theory,2008
2. Pebbling in hypercubes;Chung;SIAM J. Discrete Math.,1989
3. C.A. Cusack, et al., Algoraph, URL http://algoraph.hope.edu.
4. C.A. Cusack, A. Green, A. Bekmetjev, M. Powers, Graph pebbling algorithms and Lemke graphs, Discrete Appl. Math., submitted for publication.
5. The proof of a conjecture due to Snevily;Gao;Discrete Math.,2010