Depuis 1953, les Semaines d'études liturgiques, organisées à l'Institut deThéologie orthodoxe Saint-Serge à Paris, réunissent des chercheurs principalementchrétiens. Les participants sont invités à examiner ensemble, sous unangle oecuménique et avec une approche scientifique, des documents liturgiques etdes pratiques observées hier ou aujourd'hui par des communautés chrétiennes. Lebut de ces rencontres, animées par un fervent espoir de dépassement des incompréhensions,est une découverte réciproque des diverses traditions liturgiques et deleurs possibles convergences.The 59th Semaine d'études liturgiques (Week of Liturgical Studies) offered itsparticipants an opportunity to reflect on the issue of reception of the work ofseveral known liturgists in various communities. These pages contain basicintroductory presentations, followed by other studies of examples addressingliturgists and reputed liturgiologists, and the examination of some specific aspectsconcerning the concrete reception of the results of scholarly studies in liturgy.Since 1953, the Semaines d'études liturgiques organized at the OrthodoxTheological Institute of Saint Serge in Paris bring together mainly Christianresearchers. Participants are invited to examine together liturgical documents andobserved practices, yesterday or today, by Christian communities, from anecumenical perspective and with a scholarly approach. The purpose of thesemeetings, animated by a fervent hope of overcoming misunderstandings, is amutual discovery of the various liturgical traditions and their possible convergences