Oleg Golubitsky. Construction of rankings on partial derivatives. ACM Comm. Computer Algebra, 40(2):38-42, 2006. [doi]
@article{Golubitsky06-0, title = {Construction of rankings on partial derivatives}, author = {Oleg Golubitsky}, year = {2006}, doi = {10.1145/1182553.1182557}, url = {http://doi.acm.org/10.1145/1182553.1182557}, researchr = {https://researchr.org/publication/Golubitsky06-0}, cites = {0}, citedby = {0}, journal = {ACM Comm. Computer Algebra}, volume = {40}, number = {2}, pages = {38-42}, }