@InProceedings{Ben99,
    Author       = "Benzm{\"u}ller, C.",
    Year         = "1999",
    Title        = "{Extensional Higher-order Paramodulation and RUE-Resolution}",
    Editor       = "Ganzinger, H.",
    BookTitle    = "{Proceedings of the 16th International Conference on Automated Deduction}",
    Place        = "Trento, Italy",
    Series       = "Lecture Notes in Artificial Intelligence",
    Number       = "1632",
    Pages        = "399-413",
    Publisher    = "Springer",
    Address      = "Berlin, Germany",
    Comment      = ""
}

% Other possible matches are:

@PhDThesis{Ben99-PhD,
    Author       = "Benzm{\"u}ller, C.",
    Year         = "1999",
    Title        = "{Equality and Extensionality in Higher-Order Theorem Proving}",
    School       = "Department of Computer Science, Saarland University",
    Address      = "Saarbruecken, Germany",
    Comment      = "TPTPRef"
}