共 23 条
- [1] AHL T, 1968, MIMEOGR
- [2] AHL T, 1970, 1968 P OECD S EUTR L, P160
- [3] ALM G, 1934, REP I FRESHWATER RES, V2, P1
- [4] ALM G, 1950, REP I FRESHWATER RES, V32, P15
- [5] ALM G, 1960, SVENSK FISKERITIDSKR, V69, P82
- [6] Ekman S., 1915, INT REV GES HYDROBIO, V7, P146, DOI 10.1002/iroh.19150070402
- [7] Ekman S, 1915, INT REV HYDROBIOL HY, V7, P275, DOI 10.1002/iroh.19150070402
- [8] Grimas U., 1969, Report Institute of Freshwater Research Drottningholm, VNo. 49, P49
- [9] NILSSON NA, 1971, J FISH RES, V29
- [10] NILSSON NA, 1967, BIOL BASIS FRESHWATE, P296