Attems, M., Blaschke, D., Ortner, M., Schweda, M., Stricker, S., & Weiretmayr, M. (2005). Gauge independence of IR singularities in non-commutative QFT - and interpolating gauges. Journal of High Energy Physics, 07(071), 1–9. http://hdl.handle.net/20.500.12708/172472