Tailoring perovskite surface composition to design efficient lean NOx trap Pd–La1-xAxCoO3/Al2O3-type catalysts (with A = Sr or Ba)

1. Onrubia-Calvo, J.A.
2. Pereda-Ayo, B.
3. Caravaca, A.
4. De-La-Torre, U.
5. Vernoux, P.
6. González-Velasco, J.R.