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- [21] FERROELECTRIC PROPERTIES OF MONOCRYSTALS IN SYSTEM (NH4)2SO4-(NH4)2BEF4 (IN EXCESS) VESTNIK MOSKOVSKOGO UNIVERSITETA SERIYA 2 KHIMIYA, 1972, (02): : 211 - +
- [24] THERMOOPTICAL AND DIELECTRIC PROPERTIES OF (NH4)2BEF4 IN VICINITY OF FERROELECTRIC TRANSITION KRISTALLOGRAFIYA, 1973, 18 (06): : 1289 - 1291
- [28] FERROELECTRIC PROPERTIES OF SOLID-SOLUTIONS OF SYSTEM (NH4)2SO4 (NH4)2BEF4 VESTNIK MOSKOVSKOGO UNIVERSITETA SERIYA 2 KHIMIYA, 1971, 12 (06): : 683 - &