Varadhan R, Gilbert P. BB: An R Package for Solving a Large System of Nonlinear Equations and for Optimizing a High-Dimensional Nonlinear Objective Function. J. Stat. Soft. [Internet]. 2009 Oct. 14 [cited 2024 Apr. 20];32(4):1-26. Available from: https://www.jstatsoft.org/index.php/jss/article/view/v032i04