@book { TheEarthasaLivingSuperorganism,
    title = "The Earth as a Living Superorganism",
    subtitle = "From the Scientific Gaia (Hypothesis) to the Metaphysics of Nature",
    author = "John Ifeanyi {Okoro}",
    year = "2005",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1098336"
}