Torben Hagerup, Margin Maas. Generalized Topological Sorting in Linear Time. Nord. J. Comput., 1(1):38-49, 1994.
@article{HagerupM94, title = {Generalized Topological Sorting in Linear Time}, author = {Torben Hagerup and Margin Maas}, year = {1994}, researchr = {https://researchr.org/publication/HagerupM94}, cites = {0}, citedby = {0}, journal = {Nord. J. Comput.}, volume = {1}, number = {1}, pages = {38-49}, }