@article{Ng_2008,
    doi = {10.1016/j.tcs.2008.02.028},
    url = {https://doi.org/10.1016%2Fj.tcs.2008.02.028},
    year = {2008},
    month = {may},
    publisher = {Elsevier {BV}},
    volume = {397},
    number = {1-3},
    pages = {150--165},
    author = {Yen Kaow Ng and Takeshi Shinohara},
    title = {Developments from enquiries into the learnability of the pattern languages from positive data},
    journal = {Theoretical Computer Science}
}

@article{Ng_2008, doi = {10.1016/j.tcs.2008.02.028}, url = {https://doi.org/10.1016%2Fj.tcs.2008.02.028}, year = {2008}, month = {may}, publisher = {Elsevier {BV}}, volume = {397}, number = {1-3}, pages = {150--165}, author = {Yen Kaow Ng and Takeshi Shinohara}, title = {Developments from enquiries into the learnability of the pattern languages from positive data}, journal = {Theoretical Computer Science} }