M. Ibrahim, Y. Temerk, H. Ibrahim, M. Kotb, and M. Salah, “Electrochemical Sensor Based on an Acetylene Black Nanoparticles Pencil Graphite Composite for Trace Determination of Avanafil and its Interaction with Doxazosin Drug”, ajc, vol. 38, no. 5, pp. 1221–1233, May 2026.