TY - BOOK AU - Prager, B. AU - Jocobson, P. TI - Beilsteins Handbuch Der Organischen Chemie Band (vol-20): Beilstein's Handbook of Organic Chemistry Volume - XX T2 - 20 U1 - 547 PY - 1935/// CY - Berlin PB - Berlin Verlag Von Julius Springer KW - Chemistry KW - Organic chemistry N1 - Organic chemistry ER -