@book { TheoretischeUntersuchungenzurthermischenBauteilaktivierung, title = "Theoretische Untersuchungen zur thermischen Bauteilaktivierung", author = "Heiko {Humpal}", year = "2009", publisher = "Diplom.de", address = "Hamburg, Deutschland", doi = "10.3239/9783836634243", url = "https://m.diplom.de/document/227128" }