Carlson, M., R. Hill, and D. Kennedy. “The Use of Collapsible Molds for Violins, Cellos, and Basses: Resolution of Two Common Variations on the Inner Mold”. Violin Society of America Papers, vol. 27, no. 1, Jan. 2018, pp. 9-19, https://vsapapers.org/index.php/journal/article/view/2.