Martin Watt, Wanda Sellar (2012). Frankincense & Myrrh: Through the Ages, and a complete guide to their use in herbalism and aromatherapy today. Random House. p. 24. ISBN 978-1446490778. 1Αρχειοθετήθηκε 2019-08-03 στο Wayback Machine.
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Uragoda, C. G. (1987). A history of medicine in Sri Lanka from the earliest times to 1948. Sri Lanka Medical Association.1Αρχειοθετήθηκε 2019-08-03 στο Wayback Machine.
Martin Watt, Wanda Sellar (2012). Frankincense & Myrrh: Through the Ages, and a complete guide to their use in herbalism and aromatherapy today. Random House. p. 24. ISBN 978-1446490778. 1Αρχειοθετήθηκε 2019-08-03 στο Wayback Machine.
Uragoda, C. G. (1987). A history of medicine in Sri Lanka from the earliest times to 1948. Sri Lanka Medical Association.1Αρχειοθετήθηκε 2019-08-03 στο Wayback Machine.
