TY  - RPRT
TI  - A method and fortran program for quantitative sampling in paleontology
AU  - J.C. Tipper
PY  - 1976
DO  - 10.1016/0098-3004(76)90007-8
UR  - https://pubs.usgs.gov/publication/70010338
ID  - 70010338
ER  -