J. Albert, Karel Culik II. Tree Correspondence Problems. J. Comput. Syst. Sci., 24(2):167-179, 1982.
@article{AlbertC82, title = {Tree Correspondence Problems}, author = {J. Albert and Karel Culik II}, year = {1982}, researchr = {https://researchr.org/publication/AlbertC82}, cites = {0}, citedby = {0}, journal = {J. Comput. Syst. Sci.}, volume = {24}, number = {2}, pages = {167-179}, }