1. Rajšner M., Metyš J., Protiva M. (1967): Neurotrope and Psychotrope Substanzen. XV. 4,9-Dihydrothieno [2,3-b] benzo[e]thiepin-Derivative. Collect Czech. Chem. Commun., 32, 2854–2866.
2. Metyš J., Metyšová J., Valchát M, Dlabac A. (1979): Pharmacological characteristics of several new antimigraine compounds. Cs. Fysiol., 28, 270–271.
3. Metyšová J., Metyš J. (1979): Comparative studies of new anti-migraine drugs. I. Action on central nervous system in rodents. Activ. Nerv. Sup. (Praha), 21, 174–175.
4. Lapka R., Franc Z., Šmolík S. (1985): Pharmacokinetics of [3H]-pipethiaden after single oral and intravenous administration in rats. Arzneimittelforsch., 35, 486–488.
5. Meier J., Schreier E. (1976): Human plasma levels of some anti-migraine drugs. Headache, 16, 96–104.