%0 Book %A Luckenbach, R. %E Luckenbach, R. %I Beilstein Informationssysteme %D 1994 %C Frankfurt %G englisch %B Beilstein handbook of organic chemistry ; %@ 9783895360060 %@ 3895360066 %T Beilstein handbook of organic chemistry. 5th supplementary series, vol. 26, pt. 10 : covering the literature from 1960 - 1979. %7 4. ed. %X heterocyclic compounds :