1. SCARDIGLI G. AND GUIDI G.: Experiences with a New Anticoagulant. Thrombosis and Embolism. I. International Conference Basel 1954. Basel Benno Schwabe and Co. 1955.
2. Clinical experience with a new 4-oxycoumarin derivative: "Sintrom;MOESCHLIN S.;Wchnschr.,1955
3. Animal experiments with a new, highly active, short acting, 4-hydroxycoumarin derivative: Sintrom (G 23-350). Schweiz. med;MONTIGEL C.;Wchnschr.,1955
4. PULVER R. MONTIGEL C. AND EXER B.: The Metabolism of the 4-Oxycoumarin Derivatives: Thrombosis and Embolism I. International Conference Basel 1954. Basel Benno Schwabe and Co. 1955 p. 232.
5. 5SOULIER J. P. AND LARRIEU M. J.: Other Analogues of the Dicoumarins. The Anticoagulants in Therapy. Paris G. Doin et Cie 1955.