Bi-level strategies in semi-infinite programming O Stein Springer Science & Business Media, 2003 | 256 | 2003 |

Generalized semi-infinite optimization: a first order optimality condition and examples HT Jongen, JJ Rückmann, O Stein Mathematical Programming 83 (1), 145-158, 1998 | 154 | 1998 |

A fourth-order parabolic equation modeling epitaxial thin film growth BB King, O Stein, M Winkler Journal of mathematical analysis and applications 286 (2), 459-490, 2003 | 145 | 2003 |

Generalized semi-infinite programming: a tutorial FG Vázquez, JJ Rückmann, O Stein, G Still Journal of computational and applied mathematics 217 (2), 394-419, 2008 | 123 | 2008 |

How to solve a semi-infinite optimization problem O Stein European Journal of Operational Research 223 (2), 312-320, 2012 | 120 | 2012 |

The adaptive convexification algorithm: a feasible point method for semi-infinite programming CA Floudas, O Stein SIAM Journal on Optimization 18 (4), 1187-1208, 2008 | 120 | 2008 |

Solving semi-infinite optimization problems with interior point techniques O Stein, G Still SIAM Journal on Control and Optimization 42 (3), 769-788, 2003 | 120 | 2003 |

On generalized semi-infinite optimization and bilevel optimization O Stein, G Still European Journal of Operational Research 142 (3), 444-462, 2002 | 111 | 2002 |

Continuous reformulations of discrete–continuous optimization problems O Stein, J Oldenburg, W Marquardt Computers & chemical engineering 28 (10), 1951-1966, 2004 | 107 | 2004 |

Operations Research S Nickel, O Stein, KH Waldmann SpringerGabler, 2014 | 101 | 2014 |

On optimality conditions for generalized semi-infinite programming problems O Stein, G Still Journal of Optimization Theory and Applications 104, 443-458, 2000 | 74 | 2000 |

Lifting mathematical programs with complementarity constraints O Stein Mathematical programming 131, 71-94, 2012 | 52 | 2012 |

First-order optimality conditions for degenerate index sets in generalized semi-infinite optimization O Stein Mathematics of Operations Research 26 (3), 565-582, 2001 | 52 | 2001 |

Nonsmooth optimization reformulations of player convex generalized Nash equilibrium problems A Dreves, C Kanzow, O Stein Journal of Global Optimization 53 (4), 587-614, 2012 | 51 | 2012 |

On constraint qualifications in nonsmooth optimization O Stein Journal of Optimization Theory and Applications 121, 647-671, 2004 | 45 | 2004 |

Disjunctive optimization: critical point theory HT Jongen, JJ Rückmann, O Stein Journal of Optimization Theory and Applications 93, 321-336, 1997 | 44 | 1997 |

The adaptive convexification algorithm for semi-infinite programming with arbitrary index sets O Stein, P Steuermann Mathematical programming 136 (1), 183-207, 2012 | 41 | 2012 |

A semi-infinite programming model in data envelopment analysis A Jess, HT Jongen, L Neralić, O Stein Optimization 49 (4), 369-385, 2001 | 40 | 2001 |

On generic one-parametric semi-infinite optimization HT Jongen, O Stein SIAM Journal on Optimization 7 (4), 1103-1137, 1997 | 40 | 1997 |

Mathematical programs with vanishing constraints: critical point theory D Dorsch, V Shikhman, O Stein Journal of Global Optimization 52, 591-605, 2012 | 39 | 2012 |