共 30 条
[1]
ANISTRATOV AT, 1970, SOV PHYS CRYSTALLOGR, V15, P256
[2]
DVORAK V, 1976, J PHYS SOC JPN, V41, P548, DOI 10.1143/JPSJ.41.548
[5]
DIELECTRIC AND THERMAL STUDY OF (NH4)2SO4 AND (NH4)2BEF4 TRANSITIONS
[J].
PHYSICAL REVIEW,
1958, 112 (02)
:405-412
[6]
ELASTIC ANOMALY IN (NH4)2SO4
[J].
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE,
1973, 16 (01)
:279-290
[8]
ITOH T, 1967, UNIVERSAL CRYSTALLOG, V1
[9]
POINT-CHARGE MODEL FOR FERROELECTRIC TRANSITION IN AMMONIUM-SULFATE
[J].
PHYSICA STATUS SOLIDI B-BASIC RESEARCH,
1974, 62 (01)
:295-300