共 18 条
[1]
Bunsen R., 1854, ANN CHEM PHARM, V89, P90
[2]
BURRI C, 1967, OPTISCHEN ORIENTIERU
[5]
CARMICHAEL ISE, 1963, QUART J GEOL SOC LON, V119, P95, DOI DOI 10.1144/GSJGS.119.1.0095
[6]
FORCHAMMER G, 1943, ERDMANS J PRAKTISCHE, V46, P93
[7]
HOPPE HJ, 1938, CHEM ERDE-GEOCHEM, V4, P457
[8]
JAKOBSSON S, 1966, ACTA NAT ISLANDICA, V2, P6
[9]
JONSSON J, 1963, NATTURUFRAEDINGURINN, V33, P9
[10]
OFTEDAHL C, 1948, SKR NORSKE VIDENS MN