03_T_1_2011_Matei_Constantinescu_1
04_T_1_2011_Matei_Constantinescu_2
09_T_1_2011_Nes_Faur_Marsavina
12_T_1_2011_Constantin-Vasiloaica
20_T_1_2011_ Apostol_Constantinescu_1
Formerly: Petroleum-Gas University of Ploiesti Bulletin, Technical Series, ISSN (print) 2734 – 5319, ISSN-L 2734 – 5319, ISSN (online) 2972 – 0370