Jim Welsh. The construction of special - purpose programming systems. PhD thesis, Queen's University Belfast, UK, 1970. [doi]
@phdthesis{ethos-62, title = {The construction of special - purpose programming systems}, author = {Jim Welsh}, year = {1970}, url = {http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.476872}, note = {British Library, EThOS}, researchr = {https://researchr.org/publication/ethos-62}, cites = {0}, citedby = {0}, school = {Queen's University Belfast, UK}, }