Youngseok ChoiHabin LeeZahir IraniBig data-driven fuzzy cognitive map for prioritising IT service procurement in the public sector.75-1042018270Ann. Oper. Res.1-2https://doi.org/10.1007/s10479-016-2281-6https://www.wikidata.org/entity/Q59474582db/journals/anor/anor270.html#ChoiLI18