List of Articles Urban systems Open Access Article Abstract Page Full-Text 1 - A New Approach to Manifestations of Globalization in Megalopolises in South countries Mehrdad Navabakhsh rasoul maleki nezamabad Mohammad taqi Masoumi Open Access Article Abstract Page Full-Text 2 - Analysis and Review the urban hierarchical pattern in mazandaran urban system sadegh barzegar علی شیخ اعظمی علیرضا یازرلو Open Access Article Abstract Page Full-Text 3 - A Study on the Role and Function of Cities in Mazandaran Province’s Urban Levels System by using Fuzzy Logic seyyed asgar mirfatollahi mansour badrifar hoseein shakoee seyyed rahim moshiri 10.30495/jzpm.2021.4417