., T.; Zamzam, F.; Ramadhan, M.; K. Rosni, A.; Setiawan Saputra, T.; Heryati, A.; ., D. Clustering Analysis of Premier Research Fields. IJET 2018, 7 (4.36), 1273-1276. https://doi.org/10.14419/ijet.v7i4.36.28970.