Chathoth, S., C. Ramasami, and N. Rompicharla. “Effect of Penetration Enhancers on the Permeability Characteristics of Lisinopril Transdermal Delivery Systems”. Asian Journal of Pharmaceutics (AJP), vol. 6, no. 2, Aug. 2014, doi:10.22377/ajp.v6i2.216.