Atakisi, I.O., Gülmez, E., Kaya, O., Yetkin, E.A., Kaya, M., Tekten, S., Özçelik, O., "Measurement of the Y(1S) Pair Production Cross Section and Search for Resonances Decaying to Y(1S)mu(+)mu(-) in Proton-proton Collisions at Root s=13 TeV", Physics Letters B, 808, 2020.