Ring-shaped crystals of NbSe3 and TaSe3 S. Tanda, H. Kawamoto, M. Shiobara, Y. Okajima and K. YamayaJ. Phys. IV France, 09 PR10 (1999) Pr10-379-Pr10-381DOI: https://doi.org/10.1051/jp4:199910101
