Calhan, Selda Dogan, Ebru Derici Eker, and Nefise Ozlen Sahin. 2017. “Quality by Design (QbD) and Process Analytical Technology (PAT) Applications in Pharmaceutical Industry”. European Journal of Chemistry 8 (4):430-33. https://doi.org/10.5155/eurjchem.8.4.430-433.1667.