Galal, S., Blaih, S., & Abdel-Hamid, M. (1992). Comparative Spectrophotometrc Analysis of Rifampicin by Chelate Formation and Charge-Transfer Complexation. Analytical Letters. https://doi.org/10.1080/00032719208020030
Galal, Shereen, Salah Blaih, and Mohamed Abdel-Hamid. 1992. “Comparative Spectrophotometrc Analysis of Rifampicin by Chelate Formation and Charge-Transfer Complexation”. Analytical Letters. https://doi.org/10.1080/00032719208020030.
Galal, S., S. Blaih, and M. Abdel-Hamid. Comparative Spectrophotometrc Analysis of Rifampicin by Chelate Formation and Charge-Transfer Complexation. Analytical Letters, 1 Apr. 1992, doi:10.1080/00032719208020030.