@article{Boshernitzan_1993,
    doi = {10.1090/s0002-9939-1993-1134622-6},
    url = {https://doi.org/10.1090%2Fs0002-9939-1993-1134622-6},
    year = {1993},
    month = {apr},
    publisher = {American Mathematical Society ({AMS})},
    volume = {117},
    number = {4},
    pages = {1201--1201},
    author = {Michael D. Boshernitzan},
    title = {Dense orbits of rationals},
    journal = {Proceedings of the American Mathematical Society}
}

@article{Boshernitzan_1993, doi = {10.1090/s0002-9939-1993-1134622-6}, url = {https://doi.org/10.1090%2Fs0002-9939-1993-1134622-6}, year = {1993}, month = {apr}, publisher = {American Mathematical Society ({AMS})}, volume = {117}, number = {4}, pages = {1201--1201}, author = {Michael D. Boshernitzan}, title = {Dense orbits of rationals}, journal = {Proceedings of the American Mathematical Society} }