TY - BOOK ED - Institut gorëiìuchikh iskopaemykh (Moscow, R.S.F.S.R.) ED - United Nations Industrial Development Organization. TI - Hydrogenation of coal and coal tars : : review and annotated biblio graphy of works published in 1959-1970 PY - 1972/// CY - New York : PB - United Nations, KW - Coal liquefaction KW - Hydrogenation KW - Bibliography N1 - At head of title : United Nations Industrial Development Organizatio n, Vienna; Includes indexes ER -