G. Barequet-and-m and . Moffie, On the complexity of Jensen's algorithm for counting fixed polyominoes, Proc. 1st Workshop on Analytic Algorithmics and Combinatorics (ANALCO), pp.161-169, 2004.
DOI : 10.1016/j.jda.2005.08.001

G. Barequet, M. Moffie, A. Rib´orib´-rib´o, and G. Rote, Counting polyominoes on twisted cylinders, manuscript, 2004.
DOI : 10.1145/2462356.2462357
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.363.2867

A. R. Conway and A. J. Guttmann, On two-dimensional percolation, Journal of Physics A: Mathematical and General, vol.28, issue.4, pp.891-904, 1995.
DOI : 10.1088/0305-4470/28/4/015

I. Jensen, Enumerations of lattice animals and trees, Journal of Statistical Physics, vol.102, issue.3/4, pp.865-881, 2001.
DOI : 10.1023/A:1004855020556

I. Jensen, Counting Polyominoes: A Parallel Implementation for Cluster Computing, Computational Science?ICCS 2003, pp.203-212, 2003.
DOI : 10.1007/3-540-44863-2_21

D. A. Klarner, Cell growth problems, Canad, J. Math, vol.19, pp.851-863, 1967.