L. Vermeulen, A. Speelman, V. Daries, and V. Philips, “Development of a radiographic dental implant guide for identification of dental implant types”, S. Afr. dent. j., vol. 75, no. 8, pp. 432–437, Sep. 2020, doi: 10.17159/2519-0105/2020/v75no8a3.