The Volumetric Contraction of Dental Gypsum Materials on Setting

Skinner, E.W. : The Science of Dental Materials, ed. 3, Philadelphia, 1947, W. B. Saunders Company , p. 36.

Van't Hoff, J.H. , Armstrong, E.E. , Hiurichsen, W. , Weigert, F. , and Just, G. : Ztschr. f. phys. Chemie, Leipz. & Berlin , p. 272, 1903 .

Mahler, D.B. : J. Pros. Dent. 1: 188, 1951.

Gallo, G. : J. Soc. Chem. Indust. 694, 1914 (abstract of Italian original).

Gallitelli, P. , and Büssem, W. : Periodic Mineral 4: 1, 1933.