Scala Paradisi

Joannes Climacus, Scala Paradisi, in: Patrologiae Cursus Completus, Series Graeca‎ 88, edited by Migne‎, J. P., Paris‎, 1857-1866: cols. 632–1164.
‎♦ Monk and head of the monastery on Mount Sinai; ca. 579–649; A guide to the ascent of the soul, for monks.