@book { TheEnvironmentalChallengesforJapanandGermany,
    title = "The Environmental Challenges for Japan and Germany",
    author = "György {Széll} and Ken'ichi {Tominaga}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1097169"
}