% the software:

@misc{NLopt,
  title = {The {NLopt} nonlinear-optimization package},
  author = {Steven G. Johnson},
  year = {2007},
  howpublished = {\url{https://github.com/stevengj/nlopt}}
}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% optimization algorithms (cite as needed):

@article{DIRECT,
  title = {{L}ipschitzian optimization without the {L}ipschitz constant},
  author = {D. R. Jones and C. D. Perttunen and B. E. Stuckman},
  doi = {10.1007/bf00941892},
  year = {1993},
  volume = {79},
  pages = {157--181},
  journal = {Journal of Optimization Theory and Applications}
}
@article{DIRECT_L,
  title = {A locally-biased form of the {DIRECT} algorithm},
  author = {J. M. Gablonsky and C. T. Kelley},
  doi = {10.1023/a:1017930332101},
  year = {2001},
  volume = {21},
  pages = {27--37},
  journal = {Journal of Global Optimization}
}

@article{CRS2,
  title = {Some variants of the controlled random search algorithm for global optimization},
  author = {P. Kaelo and M. M. Ali},
  doi = {10.1007/s10957-006-9101-0},
  year = {2006},
  volume = {130},
  pages = {253--264},
  journal = {Journal of Optimization Theory and Applications}
}

@article{MLSL,
  title = {Stochastic global optimization methods part {II}: Multi level methods},
  author = {A. H. G. Rinnooy Kan and G. T. Timmer},
  doi = {10.1007/bf02592071},
  year = {1987},
  volume = {39},
  pages = {57--78},
  journal = {Mathematical Programming}
}

@misc{StoGO,
  title = {{StoGO}: A program for global optimization},
  author = {K. Madsen and S. Zertchaninov and A. Zilinskas},
  year = {1998},
  howpublished = {\url{http://www.imm.dtu.dk/projects/scicomp/GlobOpt/opt.html}}
}

@book{AGS,
  title = {Global Optimization with Non-Convex Constraints},
  author = {Roman G. Strongin and Yaroslav D. Sergeyev},
  doi = {10.1007/978-1-4615-4677-1},
  year = {2000},
  publisher = {Springer}
}

@article{ISRES,
  title = {Search biases in constrained evolutionary optimization},
  author = {T. P. Runarsson and X. Yao},
  doi = {10.1109/tsmcc.2004.841906},
  year = {2005},
  volume = {35},
  pages = {233--243},
  journal = {{IEEE} Transactions on Systems, Man, and Cybernetics, Part C (Applications and Reviews)}
}

@article{ESCH,
  title = {Designing novel photonic devices by bio-inspired computing},
  author = {da Silva Santos, Carlos Henrique and Marcos Sergio Gon{\c{c}}alves and Hugo Enrique Hern{\'{a}}ndez-Figueroa},
  doi = {10.1109/lpt.2010.2051222},
  year = {2010},
  volume = {22},
  pages = {1177--1179},
  journal = {{IEEE} Photonics Technology Letters}
}

@incollection{COBYLA,
  title = {A direct search optimization method that models the objective and constraint functions by linear interpolation},
  author = {M. J. D. Powell},
  doi = {10.1007/978-94-015-8330-5_4},
  year = {1994},
  publisher = {Springer},
  pages = {51--67},
  editor = {S. Gomez and J.-P. Hennart},
  series = {Mathematics and Its Applications},
  volume = {275},
  booktitle = {Advances in Optimization and Numerical Analysis}
}

@techreport{BOBYQA,
  author      = {M. J. D. Powell},
  title       = {The {BOBYQA} algorithm for bound constrained optimization without derivatives},
  institution = {Department of Applied Mathematics and Theoretical Physics, Cambridge University},
  year        = {2009},
  number      = {NA2009/06},
  address     = {Cambridge, UK}
}

@incollection{NEWUOA,
  author = {M. J. D. Powell},
  title = {The {NEWUOA} software for unconstrained optimization without derivatives},
  doi = {10.1007/0-387-30065-1_16},
  year = {2006},
  publisher = {Springer},
  pages = {255--297},
  editor = {G. Di Pillo and M. Roma}
  series = {Nonconvex Optimization and Its Applications},
  volume = {83},
  booktitle = {Large-Scale Nonlinear Optimization}
}

@Book{PRAXIS,
  author    = {Richard Brent},
  title     = {Algorithms for Minimization without Derivatives},
  publisher = {Prentice-Hall},
  year      = {1972},
}

@article{NELDERMEAD,
  author = {J. A. Nelder and R. Mead},
  title = {A simplex method for function minimization},
  doi = {10.1093/comjnl/7.4.308},
  year = {1965},
  volume = {7},
  pages = {308--313},
  journal = {The Computer Journal}
}

@phdthesis{SUBPLEX,
  author  = {Thomas Harvey Rowan},
  title   = {Functional stability analysis of numerical algorithms},
  school  = {Department of Computer Science, University of Texas at Austin},
  year    = {1990},
  address = {Austin, TX}
}

% CCSA: MMA and CCSAQ
@article{CCSA,
  author = {Krister Svanberg},
  title = {A class of globally convergent optimization methods based on conservative convex separable approximations},
  doi = {10.1137/s1052623499362822},
  year = {2002},
  volume = {12},
  pages = {555--573},
  journal = {{SIAM} Journal on Optimization}
}

@article{SLSQP,
  author = {Dieter Kraft},
  title = {Algorithm 733: {TOMP}--Fortran modules for optimal control calculations},
  doi = {10.1145/192115.192124},
  year = {1994},
  volume = {20},
  pages = {262--281},
  journal = {{ACM} Transactions on Mathematical Software}
}

@article{LBFGS,
  author = {Dong C. Liu and Jorge Nocedal},
  title = {On the limited memory {BFGS} method for large scale optimization},
  doi = {10.1007/bf01589116},
  year = {1989},
  volume = {45},
  pages = {503--528},
  journal = {Mathematical Programming}
}

@article{TNEWTON,
  author = {Ron S. Dembo and Trond Steihaug},
  title = {Truncated-{N}ewton algorithms for large-scale unconstrained optimization},
  doi = {10.1007/bf02592055},
  year = {1983},
  volume = {26},
  pages = {190--212},
  journal = {Mathematical Programming}
}

@article{VAR,
  author = {Jan Vl{\v{c}}ek and Ladislav Luk{\v{s}}an},
  title = {Shifted limited-memory variable metric methods for large-scale unconstrained optimization},
  doi = {10.1016/j.cam.2005.02.010},
  year = {2006},
  volume = {186},
  pages = {365--390},
  journal = {Journal of Computational and Applied Mathematics}
}

@article{AUGLAG,
  author = {Andrew R. Conn and Nicholas I. M. Gould and Philippe Toint},
  title = {A globally convergent augmented {Lagrangian} algorithm for optimization with general constraints and simple bounds},
  doi = {10.1137/0728030},
  year = {1991},
  volume = {28},
  pages = {545--572},
  journal = {{SIAM} Journal on Numerical Analysis}
}
@article{AUGLAG2,
  author = {E.G. Birgin and J.M. Mart{\'{\i}}nez},
  title = {Improving ultimate convergence of an augmented {Lagrangian} method},
  doi = {10.1080/10556780701577730},
  year = {2008},
  volume = {23},
  pages = {177--195},
  journal = {Optimization Methods and Software}
}
