TY - JOUR T1 - Plankton studies in a mangrove environment: VII. size fractionation of the phytoplankton: some studies on methods JO - Boletim do Instituto Oceanográfico A1 - Tundisi, J. A1 - Teixeira, C. SN - 0373-5524 UL - 10.1590/S0373-55241968000100007 VL - 17 Y1 - 1968 PB - Brasil ER -