Gosling, P.; Ives, L. M.; Cunningham, V. J.; Hechenleitner Vega, P.; Brownless, P.; Thomas, P.; Martinez, C. Preliminary Advice on Fruit Handling, Seed Pretreatment and ’Germination’ of Embryos of Prumnopitys Andina. Sibbaldia 2005, 41-50.