سيف ع. ع. أ., and المصنف ا. م. غ. “TAXONOMIC STUDY FOR GENUS INDIGOFERA L. (FABACEAE) IN EREF GABAL, AL-MAQATERAH DISTRICTS, LAHEJ GOVERNORATE, REPUBLIC OF YEMEN”. Electronic Journal of University of Aden for Basic and Applied Sciences, vol. 4, no. 3, Sept. 2023, pp. 281-5, doi:10.47372/ejua-ba.2023.3.277.