SECCHI DISK AND CHLOROPHYLL

[1] CHASAN DJ, 1971, SMITHSONIAN, V2, P6

[2] EDMONDSON WT, 1972, AM SOC LIMNOL OCEANO, V1, P172

[3] HAFFNER G D, 1974, British Phycological Journal, V9, P261

[4] Hutchinson G.E., 1957, TREATISE LIMNOLOGY

[1] CHASAN DJ, 1971, SMITHSONIAN, V2, P6

[2] EDMONDSON WT, 1972, AM SOC LIMNOL OCEANO, V1, P172

[3] HAFFNER G D, 1974, British Phycological Journal, V9, P261

[4] Hutchinson G.E., 1957, TREATISE LIMNOLOGY