Thierry Coquand, Bas Spitters. Integrals and valuations. J. Logic & Analysis, 1, 2009. [doi]
@article{CoquandS09, title = {Integrals and valuations}, author = {Thierry Coquand and Bas Spitters}, year = {2009}, url = {http://logicandanalysis.org/index.php/jla/article/view/14/12}, researchr = {https://researchr.org/publication/CoquandS09}, cites = {0}, citedby = {0}, journal = {J. Logic & Analysis}, volume = {1}, }