Forni E., Torreggiani D., Battiston P., Polesello A., 1986. Research into Changes of Pectic Substances in Apricots and Peaches Processed by Osmotic Dehydration, Carbohydrate Polymers, 6, 379-393.
Inagawa Y., Mochizuki T., 1993. The varietal differences of textural characteristics at different stages of fruit maturity and postharvest period, Journal of the Japanese Society for Horticultural Science, 62(1), 312-313.
Inari T., Takeuchi T., 1993. Changes in the content of pectic substances on the ripening of strawberry fruit, Journal of the Japanese Society for Horticultural Science, 62(2), 398-399.