TY  - JOUR
AU  - C. H. C. Little
AU  - A. E. Campbell
TI  - Evolutionary families of sets
JO  - The electronic journal of combinatorics
PY  - 2000
VL  - 7
UR  - http://geodesic.mathdoc.fr/articles/10.37236/1488/
DO  - 10.37236/1488
ID  - 10_37236_1488
ER  -