Title information : 13th International scientific conference VSU´ 2013. Volume 1 : Proceedings. Sofia, Bulgaria, 6.-7.6.2013 Variant heading : \q12*stu_us_auth*1 stu128962 \q \q1013 stu_us_auth*stu128962 \d Stojanov Venceslav \q (rec.)  %continue : \q12*stu_us_auth*1 stu120304 \q \q1013 stu_us_auth*stu120304 \d Chamova Margarita \q (rec.) Issue data : Sofia : L.Karavelov Civil engineering higher school Sofia, 2013 Document kind : zborník References : \q2479**1 stu_us_cat*stu273181*xcla \q (17) - článok