BAKOUAN, Y., S. SOSSO, J. YODA, W.-K. G. A. NITIEMA, L. TARPAGA, B. SESSOUMA, and K. BAYO. “Synthesis and Structural Characterisation of 6-Hydroxycoumarin Derivatives ”. Earthline Journal of Chemical Sciences, Vol. 13, no. 2, May 2026, pp. 211-6, doi:10.34198/ejcs.13226.16.211216.