Methods for spectroscopic measurement of electric field in atmospheric pressure helium dischargesBratislav M. Obradović, Nikola Cvetanović, Sasa S. Ivković, Goran B. Sretenović, Vesna V. Kovačević, I.B. Krstić and Milorad M. KuraicaEur. Phys. J. Appl. Phys., 77 3 (2017) 30802DOI: https://doi.org/10.1051/epjap/2017160479