Education Gerhana Matahari Total 1983 Buku Saku LIPI

1. Digilib #0190 Jogja Astro Club (JAC) - "Bringing Astronomy to the People" 2. Digilib #0190 Jogja Astro Club (JAC) - "Bringing Astronomy to the People"…

Education Gerhana Matahari Total 1983 Suplemen Koran Suara Merdeka

1. Digilib #0189 Jogja Astro Club (JAC) - "Bringing Astronomy to the People" 2. Digilib #0189 Jogja Astro Club (JAC) - "Bringing Astronomy to the People"…