1. Pseudoazulene;Zeitschrift für Chemie;2010-09-01
2. General References;Chemistry of Heterocyclic Compounds: A Series Of Monographs;2008-01-02
3. The Amino (and Amino-Oxo) Purines;Chemistry of Heterocyclic Compounds: A Series Of Monographs;2008-01-02
4. Thiopurines and Derivatives;Chemistry of Heterocyclic Compounds: A Series Of Monographs;2008-01-02
5. The Oxo-(Hydroxy-) and Alkoxypurines;Chemistry of Heterocyclic Compounds: A Series Of Monographs;2008-01-02