@book { CarlSchmidt18221894unddieEntwicklungderChemieanderUniversittDorpatTartu,
    title = "Carl Schmidt (1822 – 1894) und die Entwicklung der Chemie an der Universität Dorpat (Tartu)",
    author = "R. Stefan {Ross}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b14124",
    url = "https://www.peterlang.com/document/1056679"
}