@article{1400783,
      author = {Rosen, J. B. and Mangasarian, Olvi L., and Ritter, K.},
      url = {http://library.usi.edu/record/1400783},
      title = {Nonlinear programming : proceedings of a symposium  conducted by the Mathematics Research Center, The  University of Wisconsin, Madison, May 4-6, 1970 /.  Symposium on Nonlinear Programming},
      recid = {1400783},
      pages = {1 online resource (503 pages).},
}