Items where Author is "S Agung Nugroho"

Habirun and Sity Rachyany and Mumen Tarigan and Koeswadi and S Agung Nugroho (1993) Estimasi model prediksi frekuensi kritis lapisan ionosfer pada matahari tenang. Proceeding Program Penelitian Dirgantara LAPAN (D-III): 1. pp. 1-9.