Citation: Gc. Cadee et J. Hegeman, PERSISTING HIGH-LEVELS OF PRIMARY PRODUCTION AT DECLINING PHOSPHATE CONCENTRATIONS IN THE DUTCH COASTAL AREA (MARSDIEP), Netherlands journal of sea research, 31(2), 1993, pp. 147-152
Citation: Em. Berghuis et al., PRIMARY PRODUCTION AND DISTRIBUTION OF PHYTOPIGMENTS IN THE WATER COLUMN AND SEDIMENTS ON THE UPWELLING SHELF OFF THE MAURITANIAN COAST (NORTHWEST AFRICA), Hydrobiologia, 258, 1993, pp. 81-93