Travlos, I.S., D. Bilalis, P. Papastylianou, D. Chachalis, I. Lygizos, I. Annousakis, and Y. Papatheohari (2014). Response of the growth and yield of sunflower hybrids to organic and inorganic fertilization. In Proceedings of the 13th International Symposium of University of Agricultural Sciences & Veterinary Medicine Cluj-Napoca September 2014, Cluj-Napoca. Bulletin UASVM Horticulture, 2014, 71 (2): 363-364.