1. Obstsorten;Aeppli,1989
2. Les variétes de prunes destinées au séchage;Carlot;Arboriculture Fruitiere,1993
3. Obst und Gemüse;Dassler,1991
4. Quality of dried prunes in relation to cultivar and technology;Szymczak;Acta Hortic.,1998
5. Fruit and Vegetable Processing;Dauthy,1995