Hausser, Karl H. Department of Molecular Physics, Max Planck Institute for Medical Research, Max Planck Society;
http://www.jstor.org/stable/pdf/3583613.pdf (Any fulltext)
https://doi.org/10.2307/3583613 (Any fulltext)
Hausser, K. H. (1960). Detection and identification of longlived radicals. Radiation research / Supplement, 2, 480-496. doi:10.2307/3583613.