Kuhn, Richard Max Planck Institute for Medical Research, Max Planck Society;
Trischmann, Heinrich Max Planck Institute for Medical Research, Max Planck Society;
http://onlinelibrary.wiley.com/doi/10.1002/anie.196301552/epdf (Any fulltext)
https://doi.org/10.1002/anie.196301552 (Any fulltext)
Kuhn, R., & Trischmann, H. (1963). Surprisingly stable nitrogenous free radicals. Angewandte Chemie International Edition, 2(3), 155. doi:10.1002/anie.196301552.