@book { ImplementierungeinesProjektManagementSystemesineinemirischenUnternehmenImplementationofAProjectManagementSysteminAnIrishCompany,
    title = "Implementierung eines Projekt-Management-Systemes in einem irischen Unternehmen / Implementation of A Project Management System in An Irish Company",
    author = "Oliver {Guth}",
    year = "1999",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832416638",
    url = "https://m.diplom.de/document/217540"
}