Konofagou, Elisa E.: 'Myocardial elastography and electromechanical wave imaging' (Healthcare Technologies, 2018), 'Handbook of Speckle Filtering and Tracking in Cardiovascular Ultrasound Imaging and Video', Chap. 28, pp. 621-653, DOI: 10.1049/PBHE013E_ch28
IET Digital Library, https://digital-library.theiet.org/;jsessionid=2vrnmu88qpun1.x-iet-live-01content/books/10.1049/pbhe013e_ch28