Accents in BibTeX

The bibtex entries that you download from researchr may contain non-ASCII characters, such as with the authors of the following paper:

        title = {Introductory paper},
        author = {Andy Schürr and Heiko Dörr},
        year = {2005},
        doi = {},
        journal = {Software and Systems Modeling},
        volume = {4},
        number = {2},
        pages = {109-111},

To use such entries in your LaTeX document, use the inputenc.sty package as follows: