Young Fr Yves Congar (Archives du Saulchoir)
The famous theologian Fr Yves Congar, OP, described the influence of Cardijn and the YCW on his life as "decisive".
Congar and Cardijn: A long collaboration (Stefan Gigacz, Cardijn Research)
Yves Congar (Wikipedia.fr)
Frère Yves Congar (Dominicains.fr)
Social justice: Church and politics (Denis Hurley)