Production of the bottom analogs and the spin partner of the X(3872) at hadron collidersFeng-Kun Guo, Ulf-G. Meißner, Wei Wang and Zhi YangEur. Phys. J. C, 74 9 (2014) 3063DOI: https://doi.org/10.1140/epjc/s10052-014-3063-4