1. Bunar, F.; Schrade, F.; Tourlonias, P.; Friedrichs, O.; Krämer, L.: SCReaming for Integration: Applying SCR/DPF to Passenger Cars. 4. MinNOx-Konferenz, Berlin, 2012
2. Schrade, F.; Brammer, M.; Schäffner, J.; Langeheinecke, K.; Krämer, L.: Physico-Chemical Modeling of an Integrated SCR on DPF (SCR/DPF) System. In: SAE2012-01-1083, International Journal Engines 5 (3): 958–974, 2012
3. Krämer, L.; Buschmann, G.; Stiegler, L.; Bunar, F.; Richardson, S.; Hansen, K.F.: SULEV: Diesel-Exhaust Gas Aftertreatment Heading to Super Ultra Low Emissions. 34. Wiener Motorensymposium, 2013
4. Schrade, F.; Spitta, J.; Krämer, L.; Mountstevens, E.; Swallow, D.; Wylie, J.: Minimizing NOx emissions through Exhaust Aftertreatment. 3. MinNOx-Konferenz, Berlin, 2010
5. Maass, J.; Eppler, A.; Scholz, J.; Gentgen, H.; Marohn, R.; Grumbrecht, F.: Influences of AdBlue spray targeting and mixing devices on UWS distribution upstream SCR catalyst. Institution of Mechanical Engineering: Fuel systems for IC engines, London, 2012