by Sitohang, Fanjosafat, Pinem, Kamarlin
Published in JUPIIS (Jurnal Pendidikan Ilmu-Ilmu Sosial) (Online) (01.12.2019)

by Pinem, Kamarlin
Published in JUPIIS (Jurnal Pendidikan Ilmu-Ilmu Sosial) (Online) (30.06.2014)

by Pinem, Kamarlin, Rachmat, Budi
Published in JUPIIS (Jurnal Pendidikan Ilmu-Ilmu Sosial) (Online) (10.07.2015)

by Pinem, Kamarlin
Published in JUPIIS (Jurnal Pendidikan Ilmu-Ilmu Sosial) (Online) (24.07.2013)

by Saragih, Elsany, Pinem, Kamarlin
Published in JUPIIS (Jurnal Pendidikan Ilmu-Ilmu Sosial) (Online) (08.06.2016)

by Elfayetti, Elfayetti, Sintong, Mahara, Pinem, Kamarlin, Primawati, L.
Published in Jurnal Geografi (Medan) (Online) (02.04.2017)

by Putri, Andika Dewi, Pinem, Kamarlin
Published in JUPIIS (Jurnal Pendidikan Ilmu-Ilmu Sosial) (Online) (24.07.2013)

by Novira, Nina, Aini Dalimunthe, Syarifah, Pinem, Mbina, Elfayetti, Pinem, Kamarlin
Published in Journal of physics. Conference series (01.03.2019)

by Gea, Nelvia Mustika Sari, Pinem, Kamarlin
Published in JUPIIS (Jurnal Pendidikan Ilmu-Ilmu Sosial) (Online) (25.06.2017)

by Nelvia Mustika Sari Gea, Kamarlin Pinem
Published in JUPIIS (Jurnal Pendidikan Ilmu-Ilmu Sosial) (Online) (01.06.2017)

by Sianipar, Taruli, Pinem, Kamarlin
Published in Tunas Geografi (01.12.2017)