Patricia Reed, Archivist/President of the Scarab Club, 2006, and Michael Crane, Assistant Curator of American Art, Detroit Institute of Arts, Compilers, "Exhibition Records, the Detroit Museum of Art and the Detroit Institute of Arts," .
Grand Rapids Art Gallery, Catalogue of the Mathias Alten Memorial Exhibition October 4th - October 31, 1938.
C. Balleroy, "Le Salon des Independants et d'Art Center de New-York, les Expositions de Pennsylviania (sic) Academy et de Cincinnati Museum (Note: a review of the 1923 exhibition at The Pennsylvania Academy of the Fine Arts.) ," Revue du Vrai et du Beau, 10 Fevrier 1924.
Sylvia Krissoff, "Exhibit Shows Range of GR Artist Alten's Work, " The Grand Rapids Press, July 30, 1991.