@book {5087,
	title = {Lettre sur les trois {\'e}tapes de la vie monastique},
	series = {Patrologia Orientalis},
	number = {45.2},
	year = {1992},
	publisher = {Brepols},
	organization = {Brepols},
	address = {Turnhout},
	keywords = {Spirituality},
	editor = {Paul Harb and Fran{\c c}ois Graffin and Micheline Albert}
}
