1. On the variability of replicate plankton samples and some applications of “contagious” series to statistical distributions of catches over restricted periods;Barnes;J. mar. biol. Ass. U.K.,1951
2. Studying zooplankton populations with an electronic zooplankton counting device and the LINC-8 computer;Boyd,1968
3. Microdistribution of plankton;Cassie;Oceanogr. mar. Biol. Ann. Rev.,1963
4. High speed automatic blood cell counter and cell size analyzer;Coulter,1957
5. Estimates of phytoplankton crop size, growth rate, and primary production;Eppley,1970