B. M. Lisnyi, Ground state of the spin-1/2 Ising–Heisenberg distorted diamond chain with ferromagnetic Ising and antiferromagnetic Heisenberg interactions, Low Temp. Phys. 50, 527–532, (2024) [Fiz. Nyzk. Temp. 50, 588–593, (2024)] DOI: https://doi.org/10.1063/10.0026258.