@article{SD_1955-1956__9__A15_0,
     author = {Riguet, J.},
     title = {Travaux sovi\'etiques r\'ecents sur la th\'eorie des demi-groupes},
     journal = {S\'eminaire Albert Ch\^atelet et Paul Dubreil},
     note = {talk:21},
     pages = {1--13},
     year = {1955-1956},
     publisher = {Secr\'etariat math\'ematique},
     volume = {9},
     language = {fr},
     url = {https://www.numdam.org/item/SD_1955-1956__9__A15_0/}
}