共 6 条
[1]
Aulin Erdtman G., 1947, Svensk Papperstidning, V50, P81
[2]
Holmberg B., 1936, SVENSK KEM TIDSKR, V48, P207
[3]
KRATZL K, 1944, BER, V77, P520
[4]
KRATZL K, 1944, BER, V77, P522
[5]
RICHTZENHAIN H, 1939, BER DTSCH CHEM GES, V72, P2152
[6]
1946, SVENSK PAPPERSTIDN, V49, P199