1. See the presentation of the Italian edition of G. van der Leeuw’s Phenomenology of Religion published under the title Fenomenologia della religione (Turin: Boringhieri, 1975), pp. ix–xii.
2. Introduction to Phenomenology of Religion, Documenta Missionalia no. 7 (Rome: Gregorian University Press, 1973), pp. 3–27. See also R. Pettazzoni, “Il metodo comparativo”, Numen, 6 (1959), 1–14; C. J. Bleeker, “The Phenomenological Method”, Numen, 6 (1959), 96–111
3. C. J. Bleeker, “The Conception of Man in the Phenomenology of Religion”, Studia Missionalia, 19 (1970), 13–38;
4. M. Dhavamony, “Phenomenology of Religion; Appellation and Methodology”, The Heythrop Journal, 17 (1976), 64–67,
5. M. Dhavamony, “Fenornenologia storica della religione”, in Le scienze religipse oggi, ed. C. Cantone (Rome: LAS, 1978), pp. 9–83;