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Xiaofeng Guo and Fuji Zhang, Recognizing Kekulean Benzenoid Systems by Canonical P-V Path Elimination, J. Math. Chem. 5 (1990) 157-170.

Fuji Zhang, Yixun Lin, Two short proofs on chromatic polynomials, Ars Combin. 27 (1989) 221-222.

Fuji Zhang, Rongsi Chen, A construction methods for critically strongly connected digraphs, Ars Combin. 28(1989) 225-230.

Fuji Zhang, Xiaofeng Guo, and Rongsi Chen, A Construction Method for Critically k-Edge-Connected Graphs, Annals of the New York Academy of Sciences 576 (1989) 663-670.

Zhibo Chen, Fuji Zhang, Bounds of the longest directed cycle length for minimal strong digraphs, Discrete Math. 68 (1988)1:9-13.

Fuji Zhang, Zhibo Chen, The bound of the maximum number of end vertices of spanning treesm, Chin. Sci. Bull. (English Ed.) 33 (1988) 1149-1151.

Fuji Zhang, Mingkun Zhou, Matching polynomials of two classes of graphs, Discrete Appl. Math. 20 (1988) 253-260.

Fuji Zhang, Xiaofeng Guo, and Rongsi Chen, Z-Transformation Graphs of Perfect Matchings of Hexagonal System, Discrete Math. 72 (1988) 405-415.

Fuji Zhang and Xiaofeng Guo, The Necessary and Sufficient Conditions for Benzenoid Systems with Small Number of Hexagons to Have Kekule Patterms, MATCH Commun. Math. Comut. Chem. 23 (1988) 229-238.

Fuji Zhang and Xiaofeng Guo, Characterization of an Invariant for Benzenoid Systems , MATCH Commun. Math. Comut. Chem. 22 (1987) 181-194.

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