@article{DIA_2009__61-62__1_0,
     author = {Bjerrum, Marie},
     title = {A {Sketch} theoretical survey {Towards} a typology of mathematical structures},
     journal = {Diagrammes},
     pages = {1--63},
     publisher = {Universit\'e Paris 7, Unit\'e d'enseignement et de recherche de math\'ematiques},
     volume = {61-62},
     year = {2009},
     language = {en},
     url = {http://www.numdam.org/item/DIA_2009__61-62__1_0/}
}