title: Unexpected Splitting of ansa-Ytterboacene and ansa-Calcoacene: Formation of
authors.affiliation: G. A. Razuvaev Institute of Organometallic Chemistry Russian Academy of Sciences Tropinina 49, 603950 Nizhny Novgorod GSP-445 (Russia).
authors.forename: Igor L.
authors.initials: IL
authors.lastname: Fedushkin
authors.forename: Tatyana V.
authors.initials: TV
authors.lastname: Petrovskaya
authors.forename: Mikhail N.
authors.initials: MN
authors.lastname: Bochkarev
authors.forename: Sebastian
authors.initials: S
authors.lastname: Dechert
authors.forename: Herbert
authors.initials: H
authors.lastname: Schumann