Viktor V. Struzhkin and Xiao-Jia Chen, Magnon–phonon coupling and implications for charge-density wave states and superconductivity in cuprates, Low Temp. Phys. 42, (2016) [Fiz. Nizk. Temp. 42, 1129-1136, (2016)] DOI: https://doi.org/10.1063/1.4965891 .