共 5 条
[1]
1924, DTSCH ZUCKERIND, V49, P1046
[2]
1919, Z VER DTSCH ZUCKER I, P233
[3]
1917, CH Z, V41, P197
[4]
1923, SOC, V125, P2468
[5]
1925, AR KEMI MIN GEOL, V9, P2374