@article {IOPORT.50065211,
    author       = {Kear, Karen and Chetwynd, Frances and Williams, Judith and Donelan, Helen},
    title        = {Web conferencing for synchronous online tutorials: perspectives of tutors using a new medium},
    year         = {2012},
    journal      = {Computers & Education},
    volume       = {58},
    number       = {3},
    pages        = {953-963},
    doi          = {10.1016/j.compedu.2011.10.015},
    identifier   = {50065211},
}