共 4 条
[1]
ALTMEYER M, 1992, MENSCH BIOSPHARE MIT, P142
[2]
GAST F, 1984, THESIS SAARBRUCKEN U
[3]
HAHN E, 1985, P INT C HEAVY METALS, P721
[4]
MULLER P, 1984, WISS UNWELT, V3, P139