EFFECT OF UNIAXIAL STRESS ON THE HELIMAGNETIC-FERROMAGNETIC PHASE TRANSITION IN SINGLE-CRYSTAL DYSPROSIUM L. V. BENNINGFIELD, Jr. et P. L. DONOHOJ. Phys. Colloques, 32 C1 (1971) C1-233-C1-234DOI: https://doi.org/10.1051/jphyscol:1971175