1. The wavelength-dependent degradation of vitamin A exposed to ultraviolet radiation;Allwood;Int. J. Pharm.,1986
2. Studio sull'influenza della luce e dei coloranti sulla stabilita di nifedipina capsule;Binda;Boll. Chim. Farm.,1981
3. Untersuchungen zur Analytik von Nifedipin unter besonderer Berücksichtigung der bei Lichtexposition entstehenden Umwand-lungsprodukte;Ebel;Arzneim.-Forsch.,1978
4. Stability of commercial nifedipine preparations;Inoue;Byoin Yakugaku,1985
5. Gas Chromatographic determination of nifedipine and one of its metabolites using electron capture detection;Jakobsen;J. Chromatogr.,1979