id: 50065211 dt: j an: 50065211 au: Kear, Karen; Chetwynd, Frances; Williams, Judith; Donelan, Helen ti: Web conferencing for synchronous online tutorials: perspectives of tutors using a new medium so: Computers & Education 58, No. 3, 953-963 (2012). py: 2012 pu: la: EN cc: ut: ci: li: doi:10.1016/j.compedu.2011.10.015