Atmospheric pressure glow discharge generated in nitrogen-methane gas mixture: PTR-MS analyzes of the exhaust gasLucie Torokova, Vera Mazankova, Frantisek Krcma, Nigel J. Mason and Stefan MatejcikEur. Phys. J. Appl. Phys., 71 2 (2015) 20806DOI: https://doi.org/10.1051/epjap/2015150072