Joffroy Beauquier. Deux Familles de Langages Incomparables. Inf. Comput., 43(2):101-122, November 1979.
@article{Beauquier79, title = {Deux Familles de Langages Incomparables}, author = {Joffroy Beauquier}, year = {1979}, month = {November}, researchr = {https://researchr.org/publication/Beauquier79}, cites = {0}, citedby = {0}, journal = {Inf. Comput.}, volume = {43}, number = {2}, pages = {101-122}, }