Hallihan, A.; Williams, G.; Sackett, P.: 'Flying just in time', Manufacturing Engineer, 1995, 74, (2), p. 79-83, DOI: 10.1049/me:19950211
IET Digital Library, https://digital-library.theiet.org/;jsessionid=4f06m733r02pm.x-iet-live-01content/journals/10.1049/me_19950211