%0 Journal Article %A Matuszek, Karolina %A Brzeczek-Szafran, Alina %A Kobus, Dominika %A MacFarlane, Douglas R. %A Swadźba-Kwaśny, Małgorzata %A Chrobok, Anna %T Protic Ionic Liquids Based on Oligomeric Anions [(HSO4)(H2SO4)x]− (x = 0, 1, or 2) for a Clean ϵ-Caprolactam Synthesis* %J Australian Journal of Chemistry %D 2019 %V 72 %N 2 %P 130-138 %K %R https://doi.org/10.1071/CH18384 %U https://www.publish.csiro.au/paper/CH18384 %X