Spin-dependent scattering lengths of slow neutrons with nuclei by pseudomagnetic measurements A. Abragam, G.L. Bacchella, H. Glättli, P. Meriel, J. Piesvaux et M. PinotJ. Physique Lett., 36 11 (1975) 263-265DOI: https://doi.org/10.1051/jphyslet:019750036011026300