John Carroll. Three-level composition models in crisp and fuzzy environments. PhD thesis, Imperial College London, UK, 1993. [doi]
@phdthesis{ethos-8321, title = {Three-level composition models in crisp and fuzzy environments}, author = {John Carroll}, year = {1993}, url = {http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.294266}, note = {British Library, EThOS}, researchr = {https://researchr.org/publication/ethos-8321}, cites = {0}, citedby = {0}, school = {Imperial College London, UK}, }