1. US 9.267.412 (2016 GE); US 9.188.072 (2015 Toyota); US 9.126.191 (2015); US 9.040.003 (2015 Johnson‐Matthey); Jap.Appl. 2012‐154.250 (Mitsubishi); WO 03/100.228 (2003 JM); US 6.680.036 (2004 JM); WO 10/001.226 (2010 Toyota); WO 11/068.509;
2. Bartholomew/Farrauto‐2 p.713;
3. Ullmann Vol.A16 p.750;
4. Thomas/Thomas p.577;
5. Ertl/Knözinger/Weit‐kamp p. 1070 1571 1583;