Panayiotis E. Pintelas. An Algol 68R Package for Handling Sets and graphs. PhD thesis, University of Bradford, UK, 1976. [doi]
@phdthesis{ethos-10057, title = {An Algol 68R Package for Handling Sets and graphs}, author = {Panayiotis E. Pintelas}, year = {1976}, url = {http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.469042}, note = {British Library, EThOS}, researchr = {https://researchr.org/publication/ethos-10057}, cites = {0}, citedby = {0}, school = {University of Bradford, UK}, }