TY  - BOOK
AU  - Crapo,Henry H.
AU  - Crapo,Henry H.
AU  - Rota,Gian-Carlo
TI  - On the foundations of combinatorial theory: combinatorial geometries
SN  - 0262530163
PY  - 1970///]
CY  - Cambridge, Mass.
PB  - M.I.T. Press
KW  - Combinatorial theory
KW  - Combinatorial geometry
ER  -