Andrzej Ehrenfeucht, Ross M. McConnell. A k-Structure Generalization of the Theory of 2-Structures. Theoretical Computer Science, 132(2):209-227, 1994.
@article{EhrenfeuchtM94, title = {A k-Structure Generalization of the Theory of 2-Structures}, author = {Andrzej Ehrenfeucht and Ross M. McConnell}, year = {1994}, researchr = {https://researchr.org/publication/EhrenfeuchtM94}, cites = {0}, citedby = {0}, journal = {Theoretical Computer Science}, volume = {132}, number = {2}, pages = {209-227}, }