Ghassir Imane, Zerieb Salah. THE MEDIUM-SIZED CITY AND THE CHALLENGE OF REGIONAL AND SPATIAL DEVELOPMENT COMPETITIVENESS THE CASE OF CITIES IN TÉBESSA PROVINCE. IJITSS [Internet]. 2025Mar.28 [cited 2025Aug.1];(1(45). Available from: https://rsglobal.pl/index.php/ijitss/article/view/3136