@inbook{Yamada_2004,
title={Tetrachalcogenafulvalenes with Four Additional Heteroatoms},
ISBN={9783662106303},
url={http://dx.doi.org/10.1007/978-3-662-10630-3_2},
DOI={10.1007/978-3-662-10630-3_2},
booktitle={TTF Chemistry},
publisher={Springer Berlin Heidelberg},
author={Yamada,
Jun-ichi and Sugimoto,
Toyonari},
year={2004},
pages={35–58} }