D.A. Gordon, V.A. Volodina, and A.I. Mikhailov, Reactivity of free radical intermediates that form spontaneously during molecular chlorine action on acetylene and vinyl monomers at low temperatures: 9th International Conference on Cryocrystals and Quantum Crystals Odessa, Ukraine, September 2–8, 2012 (final part), Low Temp. Phys. 39, (2013) [Fiz. Nizk. Temp. 39, 726-733, (2013)] DOI: https://doi.org/10.1063/1.4811266.