1. American Hospital Formulary Service Drug Information 95, American Society of Health-System Pharmacists, Bethesda, MD, 1995, pp. 804–807.
2. M.H. Smolensky, Chronopharmacology of theophylline and beta-sympathomimetics, in: B. Lemmer (Ed.), Chronopharmacology – Cellular Clock Series vol. 3, Marcel Dekker, New York, 1989, pp. 65–115.
3. Salbutamol delivering transdermal dosage form based on osmo-regulatory principle;Jain;Drug Dev. Ind. Pharm.,1990
4. Development and evaluation of transdermal salbutamol delivery systems;Jain;Drug Dev. Ind. Pharm.,1994
5. Vehicle-dependent in situ modification of membrane-controlled drug release;Imanidis;J. Control. Release,1998