共 15 条
[11]
SMITH PK, 1964, THESIS U KANSAS
[12]
STULL DR, 1956, ADVANCES CHEMISTR 18
[13]
STURGEON GD, 1964, THESIS MICHIGAN STAT
[14]
STURGEON GD, 1963, 3 P C RAR EARTH RES
[15]
WESTRUM EF, 1964, 4 P C RAR EARTH RES