title: Triple bonds of the heavy main-group elements: acetylene and alkylidyne analogues of group 14.
authors.affiliation: Fachbereich Chemie der, Universität Oldenburg, Carl-von-Ossietzky-Strasse 9-11, 26111 Oldenburg, Germany. manfred.weidenbruch@uni-oldenburg.de
authors.forename: Manfred
authors.initials: M
authors.lastname: Weidenbruch