Twentieth-Century Philosophy of Science(页面存档备份,存于互联网档案馆) BOOK VIII: Herbert Simon, Paul Thagard and Others on Discovery Systems – with free downloads for
[2013-08-06]. ISBN 978-0-12-003848-0. (原始内容存档于2016-05-09). Eike Hupe, M. Isabel Calaza, Paul Knochel. Substrate-Controlled Highly Diastereoselective Synthesis