Ueno K, Kubo S, Tagawa H, Yoshioka T, Tsukada W (July 1976). "6,11-Dihydro-11-oxodibenz [b,e] oxepinacetic acids with potent antiinflammatory activity". Journal of Medicinal Chemistry. 19 (7): 941–6. doi:10.1021/jm00229a017. PMID940112.
Gonzalez-Estrada A, Reddy K, Dimov V, Eidelman F (August 2017). "Olopatadine hydrochloride ophthalmic solution for the treatment of allergic conjunctivitis". Expert Opinion on Pharmacotherapy. 18 (11): 1137–1143. doi:10.1080/14656566.2017.1346085. PMID28656804.
Ueno K, Kubo S, Tagawa H, Yoshioka T, Tsukada W (July 1976). "6,11-Dihydro-11-oxodibenz [b,e] oxepinacetic acids with potent antiinflammatory activity". Journal of Medicinal Chemistry. 19 (7): 941–6. doi:10.1021/jm00229a017. PMID940112.
Gonzalez-Estrada A, Reddy K, Dimov V, Eidelman F (August 2017). "Olopatadine hydrochloride ophthalmic solution for the treatment of allergic conjunctivitis". Expert Opinion on Pharmacotherapy. 18 (11): 1137–1143. doi:10.1080/14656566.2017.1346085. PMID28656804.