title: Cyclopentadienyl-Free Calcium Alkyls with Heteroelement-Substituted Anionic Phosphane Ligands: Synthesis and Structure of a Trialkyl Calcate(II) and of an Organocalcium Heterocubane This work was supported by the Fonds der Chemische Industrie, Frankfurt/Main.
authors.affiliation: Fachbereich Chemie der Universität Universitätsstrasse 10, 78464 Konstanz (Germany).
authors.forename: Volker
authors.lastname: Knapp
authors.forename: Gerhard
authors.initials: G
authors.lastname: Müller