Changes in grape seed polyphenols during fruit ripening
James A. Kennedy, Mark A. Matthews, Andrew L. Waterhouse

Composition of Grape Skin Proanthocyanidins at Different Stages of Berry Development
James A. Kennedy, Yoji Hayasaka, Stéphane Vidal, Elizabeth J. Waters, and Graham P. Jones

Development of seed polyphenols in berries from Vitis vinifera Shiraz
James A. Kennedy, Gordon J. Troup, John R. Pilbrow, Donald R. Hutton, David Hewitt, Charles R. Hunter, Renata Ristic, Patrick G. Iland, and Graham P. Jones