Direct measurement of the muonic content of extensive air showers between 2 × 10.sup.17./sup. and 2 × 10.sup.18./sup. eV at the Pierre Auger Observatory

AAB, A., ABREU, A., AGLIETTA, M., BAKALOVÁ, A., BLAŽEK, J., BOHÁČOVÁ, M., CHUDOBA, J., EBR, J., JURYŠEK, J., MANDÁT, D., PALATKA, M., PECH, M., PROUZA, M., ŘÍDKÝ, J., DOS SANTOS, E. M. M., SCHOVÁNEK, P., TOBIŠKA, P., TRÁVNÍČEK, P., VÍCHA, J., YUSHKOV, A. Direct measurement of the muonic content of extensive air showers between 2 × 10¹⁷ and 2 × 10¹⁸ eV at the Pierre Auger Observatory. European Physical Journal C. 2020, 80(8), 1-19), 751. ISSN 1434-6044. E-ISSN 1434-6052. Available: doi: 10.1140/epjc/s10052-020-8055-y.