Khalid Addi Samir Adly Daniel Goeleven Hassan Saoud A sensitivity analysis of a class of semi-coercive variational inequalities using recession tools. 7-27 2008 40 J. Glob. Optim. 1-3 https://doi.org/10.1007/s10898-007-9207-4 db/journals/jgo/jgo40.html#AddiAGS08