@book { LespanneauxdevitrailisolsDieEinzelscheibeThesinglestainedglasspanel,
    title = "Les panneaux de vitrail isolés- Die Einzelscheibe - The single stained-glass panel",
    author = " {Vitrocentre Romont}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1136001"
}