L Tobing, D., Pasaribu, A., May, B., Siahaan, P. and Parangin angin, R. 2023. Legal Protection of Geographical Indications Concerning Nira Water in Dolog Huluan Village Dolog Masagal Pematang Raya District. Edumaspul: Jurnal Pendidikan. 7, 2 (Oct. 2023), 3498-3501. DOI:https://doi.org/10.33487/edumaspul.v7i2.6918.