Al-Wazan, Alaa Mahmood. 2026. “Alaa M. Al-Wazan Calcareous Nannofossils Biostratigraphy of Chia Gara Formation in Banik Village, Northern Iraq”. Al-Kitab Journal for Pure Sciences 10 (02):299-314. https://doi.org/10.32441/kjps.10.02.p21.