@book { FromChildtoElder,
    title = "From Child to Elder",
    subtitle = "Personal Transformation in Becoming an Orphan at Midlife",
    author = "Alan {Pope}",
    year = "2006",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1102101"
}