The Nuttall Encyclopedia
A Dutch theologian and bishop of Ypres, born in Louvain; studied the works of Augustine, and wrote a book entitled "Augustinus" in exposition of that great Father's doctrine of grace, which was published after his death, and which gave occasion to a great controversy between his followers, in France especially, and the Jesuits (1585-1638).
Wood, James, ed. Entry for 'Jansen, Cornelius'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/j/jansen-cornelius.html. Frederick Warne & Co Ltd. London. 1900.