Time series: data analysis and theory DR Brillinger Society for Industrial and Applied Mathematics, 2001 | 5963 | 2001 |

Trust region methods AR Conn, NIM Gould, PL Toint Society for Industrial and Applied Mathematics, 2000 | 3440 | 2000 |

CUTE: Constrained and unconstrained testing environment I Bongartz, AR Conn, N Gould, PL Toint ACM Transactions on Mathematical Software (TOMS) 21 (1), 123-160, 1995 | 1036 | 1995 |

LANCELOT: a Fortran package for large-scale nonlinear optimization (Release A) AR Conn, GIM Gould, PL Toint Springer Publishing Company, Incorporated, 1992 | 981* | 1992 |

A globally convergent augmented Lagrangian algorithm for optimization with general constraints and simple bounds AR Conn, NIM Gould, P Toint SIAM Journal on Numerical Analysis 28 (2), 545-572, 1991 | 980 | 1991 |

CUTEr and SifDec: A constrained and unconstrained testing environment, revisited NIM Gould, D Orban, PL Toint ACM Transactions on Mathematical Software (TOMS) 29 (4), 373-394, 2003 | 700 | 2003 |

On the global convergence of a filter--SQP algorithm R Fletcher, S Leyffer, PL Toint SIAM Journal on Optimization 13 (1), 44-59, 2002 | 494 | 2002 |

Global convergence of a trust-region SQP-filter algorithm for general nonlinear programming R Fletcher, NIM Gould, S Leyffer, PL Toint, A Wächter SIAM Journal on Optimization 13 (3), 635-659, 2002 | 479* | 2002 |

A globally convergent Lagrangian barrier algorithm for optimization with general inequality constraints and simple bounds A Conn, N Gould, P Toint Mathematics of computation 66 (217), 261-288, 1997 | 388 | 1997 |

Solving the trust-region subproblem using the Lanczos method NIM Gould, S Lucidi, M Roma, PL Toint SIAM Journal on Optimization 9 (2), 504-525, 1999 | 351 | 1999 |

Testing a class of methods for solving minimization problems with simple bounds on the variables AR Conn, NIM Gould, PL Toint Mathematics of computation 50 (182), 399-430, 1988 | 348 | 1988 |

Towards an efficient sparsity exploiting Newton method for minimization P Toint Sparse matrices and their uses, 57-88, 1981 | 329 | 1981 |

Adaptive cubic regularisation methods for unconstrained optimization. Part I: motivation, convergence and numerical results C Cartis, NIM Gould, PL Toint Mathematical Programming 127 (2), 245-295, 2011 | 317 | 2011 |

*CUTEst*: a Constrained and Unconstrained Testing Environment with safe threads for mathematical optimizationNIM Gould, D Orban, PL Toint Computational optimization and applications 60 (3), 545-557, 2015 | 285 | 2015 |

GALAHAD, a library of thread-safe Fortran 90 packages for large-scale nonlinear optimization NIM Gould, D Orban, PL Toint ACM Transactions on Mathematical Software (TOMS) 29 (4), 353-372, 2003 | 251 | 2003 |

Adaptive cubic regularisation methods for unconstrained optimization. Part II: worst-case function-and derivative-evaluation complexity C Cartis, NIM Gould, PL Toint Mathematical programming 130 (2), 295-319, 2011 | 245 | 2011 |

On the unconstrained optimization of partially separable functions A Griewank, P Toint Nonlinear Optimization 1981, 301-312, 1982 | 225 | 1982 |

Non-monotone trust-region algorithms for nonlinear optimization subject to convex constraints PL Toint Mathematical programming 77 (3), 69-94, 1997 | 215 | 1997 |

Recursive trust-region methods for multiscale nonlinear optimization S Gratton, A Sartenaer, PL Toint SIAM Journal on Optimization 19 (1), 414-444, 2008 | 208 | 2008 |

Numerical methods for large-scale nonlinear optimization N Gould, D Orban, P Toint Acta Numerica 14, 299-361, 2005 | 200 | 2005 |