POP, Gr. P., V. ZOTIC, and Diana Elena ALEXANDRU. 2015. “THE ROMANIAN POPULATION BY GENDER AND AGE GROUPS IN 2011”. Studia Universitatis Babeș-Bolyai Geographia 60 (1):5-26. http://193.231.18.162/index.php/subbgeographia/article/view/5673.