QUASI-PROBABILITY DENSITY OPERATOR OF COORDINATES AND MOMENTA IN QUANTUM-MECHANICS ArticleZAPAROVANNYI Y.I., KURYSHKIN V.V., LABIS I.A.IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII FIZIKA / Russian Physics Journal. 1978. P.. 80-84
FREE-ENERGY OF LIQUID-CRYSTALS WITH SLOW-VARYING PARAMETERS OF ORIENTATION ORDER ArticleMAGALINSKII V.B.IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII FIZIKA / Russian Physics Journal. 1978. P.. 104-109