1. Brahmankar DM, Jaiswal SB (1995) Biopharmaceutics and pharmacokinetics. Vallabh prakashan 338–341, 44–57
2. Bhowmik D, Gopinath H, Kumar Pragati B, Duraivel S, Kumar Sampth KP (2012) Controlled drug delivery systems. Pharm Innov 1:24–32
3. Kumar MR, Ramana V, Sandeep G, Lingam M, Ramesh G, Yamsani MR (2009) Factors influencing the design and performance of oral sustain or controlled release dosage forms. Int J Pharm Sci Nanotechnol 2(3)
4. Rajesh T (2016) Controlled release drug formulation in pharmaceuticals: a study on theor application and properties. Research Gate
5. Robinson Joseph RLVHL (1987) Fundamentals and applications of controlled drug delivery. Marcel Dekkaer 7:17,24–17,25