Körtvélyesi Tamás; Kukovecz Ákos; Lovas Sándor; Pálinkó István: Intramolecular hydrogen bonding in alpha-phenylcinnamic acids and their heteroatom-containing derivatives studied by ab initio quantum chemical methods.
Journal of Molecular Structure-Theochem, 535 (1-3). pp. 139-149. ISSN 0166-1280 (2001)