Prosiding pertemuan ilmiah XXVII himpunan fisika Indonesia Jateng & DIY: Innovation synergy for improving national competitiveness
Bintang - bintang di alam semesta
Mekanika benda langit ( AS 3102 )
Dasar - dasar gerak dan lintasan satelit ( AS 4240 )
Lintasan satelit ( AS 4204 )
Perjalanan mengenal astronomi