Strong-pinning phenomena and low-temperature heat capacitance anomaly in charge and spin-density wave compoundsYu. N. Ovchinnikov, K. Biljaković, J. C. Lasjaunias and P. MonceauEurophys. Lett., 34 9 (1996) 645-650DOI: https://doi.org/10.1209/epl/i1996-00509-0