TY - BOOK AU - Klečkovskij, V. M. ED - International congress of pure and applied chemistry TI - ˆ(‰n+1) rules and their significance for the theory of D. I. Mendeleyev periodic system T2 - Abbreviated English translations of scientific papers presented in Russian VL - D 38 PY - 1965///] CY - [M. KW - Москва KW - Х-14 KW - rubbk KW - ˆ[‰Г114.2] ER -