GENERALIZED COMMUTATION RELATIONS IN SPINOR ELECTRODYNAMICS Статья GRACHOV D.D., KUNDU A. INDIAN JOURNAL OF PURE & APPLIED PHYSICS. COUNCIL SCIENTIFIC INDUSTRIAL RESEARCH. Том 20. 1982. С. 393-394
PHASE-EQUILIBRIA IN LN2V2O7-LN2TI2O7 SYSTEMS (LN=ER, LU) Статья MOLODKIN A.K., BOGATOV Y.E., MOSKALENKO V.I., BELAN V.N., ERSHOV A.V. Inorganic Materials. Том 18. 1982. С. 1393-1395