@article{10_21136_CMJ_2022_0154_22,
     author = {Feng, Ya-Fang},
     title = {Consecutive square-free values of the type $x^{2}+y^{2}+z^{2}+k$, $x^{2}+y^{2}+z^{2}+k+1$},
     journal = {Czechoslovak Mathematical Journal},
     pages = {297--310},
     publisher = {mathdoc},
     volume = {73},
     number = {1},
     year = {2023},
     doi = {10.21136/CMJ.2022.0154-22},
     mrnumber = {4541103},
     zbl = {07655769},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2022.0154-22/}
}