Evening Talks with Sri Aurobindo, Reported by A. B. Purani, 1.1.1924
Evening Talks with Sri Aurobindo, Reported by A. B. Purani, 21.9.1925
CWM, Vol. 3, p. 2
CWM, Vol. 7, pp. 337-38
SABCL, Vol. 23, p 519
Der Ruf und die Tauglichkeit für den Yoga
Evening Talks with Sri Aurobindo, Reported by A. B. Purani, 20.9.1926
Correspondence with Sri Aurobindo, Nirodbaran, pp. 465-66
Bereit sein für das spirituelle Leben
CWM, Vol. 4, pp. 97-98
CWM, Vol. 3, p. 1
CWM, Vol. 12, pp. 32-33
Der Eintritt in das spirituelle Leben
CWM, Vol. 4, pp. 103-04
CWM, Vol. 4, pp. 104-05
CWM, Vol. 7, pp. 197-200
Die Wahl des Pfades
CWM, Vol. 7, pp. 338-39
CWM, Vol. 8, p. 23
CWM, Vol. 7, pp. 339-40
CWM, Vol. 8, p. 324
CWM, Vol. 8, p. 73
CWM, Vol. 8, p. 135
Einweihung in den Yoga
CWSA, Vol. 23, pp. 54-56
CWM, Vol. 9, pp. 71-72
CWM, Vol. 9, pp. 136-37
CWM, Vol. 9, pp. 430-31
CWSA, Vol. 23, pp. 69-70
CWM, Vol. 14, p. 43
CWM, Vol. 9, pp. 68-70
Annäherung an Sri Aurobindos Yoga
CWSA, Vol. 32, pp. 151-52
SABCL, Vol. 24, pp. 1095-96
CWM, Vol. 3, p. 54
CWSA, Vol. 35, pp. 541-42
SABCL, Vol. 23, p. 545
CWM: Collected Works of the Mother, 2nd ed., Vols. 1-17 CWSA: Complete Works of Sri Aurobindo, 2012, Vols. 1-37 SABCL: Sri Aurobindo Birth Centenary Library, Edition 1971-73