@article{01413180, title = {Evolutionary families of sets.}, journal = {The Electronic Journal of Combinatorics [electronic only]}, volume = {7}, year = {2000}, zbl = {0940.05066}, language = {en}, url = {http://dml.mathdoc.fr/item/01413180} }
Little, C.H.C.; Campbell, A.E. Evolutionary families of sets.. The Electronic Journal of Combinatorics [electronic only], Tome 7 (2000) . http://gdmltest.u-ga.fr/item/01413180/