Jonas, Krzysztof, Cracow University of Economics ul. Rakowicka 27 31-510 Kraków Poland
Juceviciene, Palmira, Kaunas University of Technology
Juceviciene, Palmira, <p>Kaunas University of Technology, A. Mickeviciaus str. 37, LT-44244 Kaunas, Lithuania</p>
