@book { PreiseinflussinstitutionellerInvestorenamdeutschenAktienmarkt,
    title = "Preiseinfluss institutioneller Investoren am deutschen Aktienmarkt",
    author = "Mirko {Häcker}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095714"
}