Jalili, F., Hadavi, F., Rahimi, B., & Khazaei, A. "Investigation of middle and late Miocene flyschoid of east Afzalabad (North Birjand) based on calcareous nannofossils", Scientific Quarterly Journal of Geosciences, 26, 102, 2017, 177-184. doi: 10.22071/gsj.2017.44146