@book { TuningtheSelf,
    title = "Tuning the Self",
    subtitle = "George Herbert’s Poetry as Cognitive Behaviour",
    author = "Eelco {Van Es}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1109482"
}