@article{Horv_th_2015,
    doi = {10.1016/j.jalgebra.2015.03.015},
    url = {https://doi.org/10.1016%2Fj.jalgebra.2015.03.015},
    year = {2015},
    month = {jul},
    publisher = {Elsevier {BV}},
    volume = {433},
    pages = {208--230},
    author = {G{\'{a}}bor Horv{\'{a}}th},
    title = {The complexity of the equivalence and equation solvability problems over meta-Abelian groups},
    journal = {Journal of Algebra}
}

@article{Horv_th_2015, doi = {10.1016/j.jalgebra.2015.03.015}, url = {https://doi.org/10.1016%2Fj.jalgebra.2015.03.015}, year = {2015}, month = {jul}, publisher = {Elsevier {BV}}, volume = {433}, pages = {208--230}, author = {G{\'{a}}bor Horv{\'{a}}th}, title = {The complexity of the equivalence and equation solvability problems over meta-Abelian groups}, journal = {Journal of Algebra} }