PERONJA, Nikša - TOMIC, Tomislav - HRŠAK, Damir. Alternative sources of energy and the possible influence of law on their application in the transitional countries. In Acta mechanica Slovaca. - Technická univerzita v Košiciach : Košice. ISSN 1335-2393, 2003, roč. 7, č. 3, s. 227-230.