@book { MultiprojektmanagementimProjectManagementOffice,
    title = "Multiprojektmanagement im Project Management Office",
    author = "Dominik {Hauser}",
    year = "2010",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640711208",
    url = "https://www.hausarbeiten.de/document/158149"
}