1—2.Heraklit,fr. 64; 8.3.Conv.II, 14.4.Par.XXXIII, 133.5.V. N.XV.6.Rime67.7.Purg.XXXI, 88.8.Purg.VI, 118.9.Purg.XXXIII, 141.10.H. Bergson.Les deux sources (1932), р. 334.11.Purg.XXX, 109.12.Inf.V, 100.13.Inf.V, 75.14.Purg.XXX, 48.15.Inf.V, 139.16.M. Barbi– Bull. Soc. Ital. Dant. XXV, 60. –С. Grabherr.La Divina Commedia (1936), II, 64.17.Purg.V, 130.18.Inf.X, 58.19.Inf.V, 72.20.Inf.V, 109.21.Inf.X. 2.22.Inf.XXXIII, 77.