共 6 条
[3]
PRASAD TR, 1978, PRAMANA, V11, P81
[4]
PRECISION LATTICE-PARAMETERS AND COEFFICIENTS OF THERMAL-EXPANSION OF HEXAGONAL GERMANIUM DIOXIDE
[J].
JOURNAL OF APPLIED CRYSTALLOGRAPHY,
1973, 6 (APR1)
:136-138
[6]
SLICKER TR, 1960, J OPT SOC AM, V54, P1348