S. Qureshi, F. A. Kalhoro, H. Oad, M. A. Panhwar, F. Manzoor, and F. A. Shujrah, “Evaluation of Radiopacity of Endosequence Bio-ceramic Sealer and AH Plus by Digital Radiography: Radiopacity of Endosequence Bio-ceramic Sealer and AH Plus by Digital Radiography”, PJHS-Lahore, vol. 7, no. 8, pp. 150–154, Aug. 2026.