@book { ToEnrolornottoEnrolinCommunityHealthInsurance,
    title = "To Enrol or not to Enrol in Community Health Insurance",
    subtitle = "Case Study from Burkina Faso",
    author = "Manuela {De Allegri}",
    year = "2008",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1103358"
}