Prohens, Jaime; Nuez, Fernando (2001). "The Tamarillo (Cyphomandra betacea): A Review of a Promising Small Fruit Crop". Small Fruits Review. 1 (2): 43–68. doi:10.1300/J301v01n02_06. S2CID83696310.
Hume, E. P.; Winters, H. F. (1949). "The "Palo de Tomate" or Tree Tomato". Economic Botany. 3 (2): 140–142. doi:10.1007/BF02859515. S2CID7132359.
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Prohens, Jaime; Nuez, Fernando (2001). "The Tamarillo (Cyphomandra betacea): A Review of a Promising Small Fruit Crop". Small Fruits Review. 1 (2): 43–68. doi:10.1300/J301v01n02_06. S2CID83696310.
Hume, E. P.; Winters, H. F. (1949). "The "Palo de Tomate" or Tree Tomato". Economic Botany. 3 (2): 140–142. doi:10.1007/BF02859515. S2CID7132359.