Zhao, Lei; Wang, Zengcai; Wang, Xiaojin; Liu, Qing: 'Driver drowsiness detection using facial dynamic fusion information and a DBN', IET Intelligent Transport Systems, 2018, 12, (2), p. 127-133, DOI: 10.1049/iet-its.2017.0183
IET Digital Library, https://digital-library.theiet.org/;jsessionid=5glw11so8seei.x-iet-live-01content/journals/10.1049/iet-its.2017.0183