UMPA, Aleem Morad. The Validity of Astronomical Calculation in Determining the Lunar Month. JPAIR Multidisciplinary Research, Philippines, v. 32, n. 1, p. 174–204, 2018. DOI: 10.7719/jpair.v32i1.582. Disponível em: https://philair.ph/index.php/jpair/article/view/582. Acesso em: 22 dec. 2024.