共 5 条
[1]
1930, J PRAKTISCHE CHEMIE, V127, P92
[2]
1930, P AC WETENSCH AMSTER, V33, P136
[3]
1930, RECUEIL TR CH PAYS B, V49, P685
[4]
1930, J PRAKTISCHE CHEMIE, V127, P1
[5]
1930, P KON AC WETENSCH AM, V33, P828