Mosey, Handy Indra Regain, and Benny Max Lumi. “PENENTUAN PERCEPATAN GRAVITASI LOKAL DI UNIVERSITAS SAM RATULANGI MANADO BERDASARKAN TEORI GETARAN HARMONIK”. Jurnal Ilmiah Sains 16, no. 2 (November 30, 2016): 104–107. Accessed August 17, 2024. https://ejournal.unsrat.ac.id/v3/index.php/JIS/article/view/15150.