(3QSGdI eGQ ejfG aj GdeDQN GdcfSj hYGde GdbHWjGJs - (3efjQ TcQjs ((3GdCScfOQjIs (3LeYjI eGQejfG GdYLGjHj ddOQGSGJ GdbHWjI s, 1990)
Keywords: Coptology (3Yde GdbHWjGJs; History