LOGARITHMIC ANOMALY IN THE DEBYE-WALLER FACTOR AND THERMAL EXPANSION COEFFICIENT AT FERROELECTRIC PHASE TRANSITION IN KDPZVIRGZDS JA; ZVIRGZDE JV.1982; CRYSTAL RESEARCH AND TECHNOLOGY (1979); ISSN 0232-1300; DDR; DA. 1982; VOL. 17; NO 11; PP. 1399-1404; ABS. RUS; BIBL. 12 REF.Article

THE CRITICAL BEHAVIOUR OF THE DEBYE-WALLER FACTOR IN BATIO₃ AT FERROELECTRIC PHASE TRANSITIONZVIRGZDS JA; ZVIRGZDE JV.1980; PHYS. STATUS SOLIDI (B), BASIC RES.; ISSN 0370-1972; DDR; DA. 1980; VOL. 101; NO 1; PP. K21-K25; BIBL. 13 REF.Article

RAMAN SPECTROSCOPY OF STRUCTURAL PHASE TRANSITIONS IN AG₂₆I₁₈W₄O₁₆HABBAL F; ZVIRGZDS JA; SCOTT JF et al.1978; J. CHEM. PHYS.; USA; DA. 1978; VOL. 69; NO 11; PP. 4984-4989; BIBL. 32 REF.Article

POLARITON SCATTERING IN POTASSIUM DIHYDROGEN PHOSPHATE KDPZVIRGZDS JA; HABBAL F; NICOLA JH et al.1979; PHYS. REV., B; USA; DA. 1979; VOL. 19; NO 2; PP. 1178-1182; BIBL. 15 REF.Article