TY JOUR TI MULTICOMPONENT REACTION OF DICHLOROETHENES AND DICHLOROMETHANE WITH TELLURIUM IN THE HYDRAZINE HYDRATE–KOH SYSTEM KW tellurium KW dichloroethenes KW dichloromethane KW hydrazine hydrate-KOH system KW 1,3-ditellurol JO Modern Technologies and Scientific and Technological Progress AU Grabel'nyh, V.A. AU Korchevin, N.A. AU Rozencveyg, I.B. PY 2026 IS 2026 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»