Case, Lori Michelle2006-07-282006-07-2819971997http://hdl.handle.net/10012/63application/pdf12490532 bytesapplication/pdfenCopyright: 1997, Case, Lori Michelle. All rights reserved.Harvested from Collections CanadaAn l¦1 penalty function approach to the nonlinear bilevel programming problemDoctoral Thesis