Pawel Urzyczyn. Algorithmic triviality of abstract structures. Fundamenta Informaticae, 4(4):819-850, 1981.
@article{Urzyczyn81:0, title = {Algorithmic triviality of abstract structures}, author = {Pawel Urzyczyn}, year = {1981}, researchr = {https://researchr.org/publication/Urzyczyn81%3A0}, cites = {0}, citedby = {0}, journal = {Fundamenta Informaticae}, volume = {4}, number = {4}, pages = {819-850}, }