Pope St. Zosimus, d. 418.

Brief biography of Pope St. Zosimus says that he was so disliked in Rome that his death was the occasion of celebration in the streets.

Says that Pope St. Zosimus formally condemned Pelagianism after initially being misled by its proponents.

Profile of Pope St. Zosimus. Mentions a few surviving documents from his pontificate.

Overview of the pontificate of Pope St. Zosimus. From the book by Joseph Brusher.

Brief entry on Pope St. Zosimus, by Karen Rae Keck.