Muhammad Faqih Akbar
Kronologi Bangunan di Kompleks Percandian Panataran Berdasarkan Kajian Arkeoastronomi = The Chronology of Buildings at Panataran Candis Complex Based on Archaeoastronomy Study
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2022
 UI - Skripsi Membership
Cultures and time
The UNESCO Press, 1976
 Buku Teks
Elton, Lewis Richard Benjamin
Time and man / L.R.B. Elton, H. Messel
Pergamon Press , 1978
 Buku Teks
Synchronized clocks
Fakultas Teknik Universitas Indonesia, 2004
 UI - Skripsi Membership
Saunders, D.S.
Insect clocks
Pergamon Press, 1982
 Buku Teks