@article{RSMUP_2017__137__237_0,
     author = {Acciarri, Cristina and Shumyatsky, Pavel},
     title = {Coverings of commutators in profinite groups},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {237--257},
     publisher = {European Mathematical Society Publishing House},
     address = {Zuerich, Switzerland},
     volume = {137},
     year = {2017},
     doi = {10.4171/RSMUP/137-14},
     mrnumber = {3652879},
     zbl = {1393.20012},
     url = {http://www.numdam.org/articles/10.4171/RSMUP/137-14/}
}