Pan, Yuqi; Jiang, Mingyan: 'LRR-TTK DL for face recognition', IET Biometrics, 2017, 6, (3), p. 165-172, DOI: 10.1049/iet-bmt.2016.0081
IET Digital Library, https://digital-library.theiet.org/;jsessionid=q44lr0b6upu8.x-iet-live-01content/journals/10.1049/iet-bmt.2016.0081