N. . GOUGOULIAS, A. . PAPACHATZIS, I. . VAGELAS, L. . GIURGIULESCU, A. . KARABOULA, and D. . KALFOUNTZOS, “TOTAL PHENOLS, ANTIOXIDANT ACTIVITY AND YIELD, IN TOMATOES AND PEPPERS IN A CLOSED GREENHOUSE AND COMPARISON WITH A CONVENTIONAL GREENHOUSE”, Studia UBB Chemia, vol. 61, no. 4, pp. 295–303, Dec. 2016.