共 27 条
- [21] PECHMANN, 1884, BER, V17, P2384
- [22] SEUBERT W, 1956, DISSERTATION
- [23] SPAETH E, 1936, BER DTSCH CHEM GES, V69, P251
- [24] TSCHITSCHIBABIN AE, 1924, CHEM BER, V57, P1163
- [26] WIELAND H, 1930, JUSTUS LIEBIGS ANN C, V477, P32
- [27] WIELAND H, 1925, HB 2, P271