Daina Vasilevska
Liepaja University, Liepaja
Latvia

Daina Vasilevska, Liepaja University, Liepaja, Liela Street 14, Latvia daina.vasilevska@gmail.com

Baiba Rivza
Latvia University of Agriculture, Jelgava
Latvia

Baiba Rivza, Latvia University of Agriculture, Jelgava, Liela Street 2, Latvia baiba.rivza@llu.lv

Razvan Bogdan
Politehnica University of Timisoara
Romania

Razvan Bogdan, Department of Computer and Information Technology, Politehnica University of Timisoara, Piața Victoriei, Nr. 2, 300006 TimiÅŸoara, Romania razvan.bogdan@cs.upt.ro