共 19 条
[1]
ARN H, 1975, Z NATURFORSCH C, V30, P722
[2]
BEJER B, 1988, DYNAMICS FOREST INSE
[3]
BIERL BA, 1975, Z NATURFORSCH C, V30, P672
[9]
ETTRE LS, 1964, ANAL CHEM, V36, pA31