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S. Anufriiev and T.A. Zaleski, Mixtures of ultracold atomic gases in optical lattices with nonzero pair or counterflow hopping , Low Temp. Phys. 49, 267–273, (2023) [Fiz. Nyzk. Temp. 49, 293–299, (2023)] DOI: https://doi.org/10.1063/10.0017259.