Rankin, P.J.: 'Research into content generation - interactive drama', IET Conference Proceedings, 1995, p. 1-1, DOI: 10.1049/ic:19950961
IET Digital Library, https://digital-library.theiet.org/;jsessionid=s2egwxluc52m.x-iet-live-01content/conferences/10.1049/ic_19950961