Lubis, Rachmat Fajar, Research Center For Geotechnology, Indonesian Institute of Sciences , Indonesia (Indonesia)
Lubis, Rachmat Fajar, Research Center For Geotechnology, Indonesian Institute of Sciences , Indonesia. (Indonesia)
Lubis, Suwardi, Faculty of Social and Political Sciences, University of Sumatera Utara (Indonesia)
Lubis, Suwardi, Regional Planning Program USU, Medan (Indonesia)
Lumbanraja, Victor

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Accredited Journal, Based on Decree of the Minister of Research, Technology and Higher Education, Republic of Indonesia Number 30/E/KPT/2018, Vol 50 No 1 the Year 2018 - Vol 54 No 2 the Year 2022

ISSN 2354-9114 (online), ISSN 0024-9521 (print)

IJG STATISTIC