Anderwald, Andrzej. „United by the Same Concern. Ecumenical Impulses of Pope Francis in the Context of Integral Ecology". Studia Oecumenica 20 (prosinec 23, 2020): 37–50. Viděno prosinec 8, 2025. https://czasopisma.uni.opole.pl/index.php/so/article/view/2086.