F. C. Hennie. On-Line Turing Machine Computations. IEEE Transactions on Computers, 15(1):35-44, 1966. [doi]
@article{Hennie66, title = {On-Line Turing Machine Computations}, author = {F. C. Hennie}, year = {1966}, doi = {10.1109/PGEC.1966.264374}, url = {http://dx.doi.org/10.1109/PGEC.1966.264374}, researchr = {https://researchr.org/publication/Hennie66}, cites = {0}, citedby = {0}, journal = {IEEE Transactions on Computers}, volume = {15}, number = {1}, pages = {35-44}, }