BibTeX
@ARTICLE{
         Coleman1995AET,
       author = "Thomas F. Coleman and Aiping Liao",
       title = "An Efficient Trust Region Method for Unconstrained Discrete-Time Optimal Control
         Problems",
       journal = "Computational Optimization and Applications",
       pages = "47--66",
       key = "Coleman1995AET",
       referred = "[Christianson2001GoP].",
       year = "1995",
       volume = "4",
       doi = "10.1007/BF01299158",
       ad_area = "Optimization"
}