?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Castro+Jim%C3%A9nez%2C+Joel&rft.aulast=Castro+Jim%C3%A9nez&rft.aufirst=Joel&rft.inst=Universidad+Nacional+Polit%C3%A9cnica+RUR-RIVAS.&rft.degree=%5B%22eprint_fieldopt_thesis_type_bachelor%22+not+defined%5D&rft.tpages=118&rft.date=November+2016&rft.title=Consultor%C3%ADa+Nica+Services.