Yael Berstein Jon Lee 0001 Shmuel Onn Robert Weismantel Parametric nonlinear discrete optimization over well-described sets and matroid intersections. 233-253 2010 124 Math. Program. 1-2 https://doi.org/10.1007/s10107-010-0358-6 db/journals/mp/mp124.html#BersteinLOW10