This link leads to the Monitum, or warning, about Fr Teilhard de Chardin, whose evolutionary writings were seen as dangerous by the Church.

http://www.petersnet.net/research/retrieve.cfm?RecNum=3490

Letter from Etienne Gilson about Teilhard de Chardin

Amsterdam - Ida Peerdeman

The following link (in PDF format) details a notification by the Sacred Congregation for the Doctrine of the Faith which appeared in L'Osservatore Romano, on June 27th 1974.

Vassula Ryden

Notification on Vassula Ryden (6 October 1995) - Congregation for the Doctrine of the Faith.