El-Alamin, M.M.A. et al. 2019. Pure component contribution (PCCA) and synergy interval partial least squares (siPLS) algorithms for efficient resolution and quantification of overlapped signals; an application to novel antiviral tablets of daclatasvir, sofosbuvir and ribavirin. European Journal of Chemistry. 10, 4 (Dec. 2019), 350–357. DOI:https://doi.org/10.5155/eurjchem.10.4.350-357.1899.