slightly less ambitious settings, to avoid potential out-of-memory problem;
@string{JFP="J. Functional Programming"}@article{MuellerNvOS99,author={Olaf M{\"u}ller and Tobias Nipkow and Oheimb, David von and Oskar Slotosch},title={{HOLCF = HOL + LCF}},journal=JFP,year=1999,volume=9,pages={191--223}}