Mikhail Mrykhin, Alexander Okhotin. The Hardest LL(k) Language. Int. J. Found. Comput. Sci., 34(2&3):289-319, February & April 2023. [doi]
@article{MrykhinO23, title = {The Hardest LL(k) Language}, author = {Mikhail Mrykhin and Alexander Okhotin}, year = {2023}, month = {February & April}, doi = {10.1142/S012905412344001X}, url = {https://doi.org/10.1142/S012905412344001X}, researchr = {https://researchr.org/publication/MrykhinO23}, cites = {0}, citedby = {0}, journal = {Int. J. Found. Comput. Sci.}, volume = {34}, number = {2&3}, pages = {289-319}, }