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2. The spermicidal powers of chemical contraceptives: III: pessaries;The Journal of Hygiene,1931
3. Cahill, D. (2006) APPS Honorary Member Dr Gretna Weste, , viewed 6 February 2024.
4. Carey, J. (2023) , Monash University Publishing, Melbourne, Australia.
5. Council of Heads of Australasian Herbaria (2024) Australian National Herbarium, Biographical Notes: Weste, Gretna Margaret (née Parkin) (1917-2006), , viewed 29 January 2024.