@book { BackontrackSuccessfulmanagementtechniquestogetacompanyoutofdebtpile, title = "Back on track! Successful management techniques to get a company out of debt pile", author = "Olga {Bieck}", year = "2014", publisher = "Anchor Academic Publishing", address = "Hamburg, Germany", url = "https://m.anchor-publishing.com/document/287445" }