Direct observation of one-dimensional electron spin transport in the organic conductor (FA)2AsF6 by the electron spin echo field gradient technique G.G. Maresch, A. Grupp, M. Mehring, J. U. v. Schütz et H.C. WolfJ. Phys. France, 46 3 (1985) 461-464DOI: https://doi.org/10.1051/jphys:01985004603046100