Ioannes Paulus II, viginti post annis, Litteris encyclicis Sollicitudo rei socialis sua ex parte fructuosam illarum Litterarum cum Concilio necessitudinem, potissimumque cum Constitutione pastorali Gaudium et spes confirmavit [15].
Twenty years later, in Sollicitudo Rei Socialis, John Paul II, in his turn, emphasized the earlier Encyclical's fruitful relationship with the Council, and especially with the Pastoral Constitution Gaudium et Spes[15].vatican.va vatican.va