TY - BOOK AU - Harcourt,R.D. TI - Qualitative valence-bond descriptions of electron-rich molecules : : Pauling "3-electron bonds" and "increased-valence" theory T2 - Lecture notes in chemistry SN - 3540115552 PY - 1982///, 1982 CY - Berlin u.a. PB - Springer KW - ქიმია KW - ფიზიკური ქიმია ER -