8Katheleen C T. Nitric oxide catalysts in automotive exhaust systems [J]. Catal Rev Sci Eng,1993,(35) :457 -481.
9Bosch H ,Janssen F. Catalytic reduction of nitrogen oxides- A review in the fundamental sand technology [ J ]. Catal Today, 1988,2 ( 4 ) : 369 - 532.
10Keshavaraja A,She X,Stephanopoulos M F. Selective catalytic reduction of NO with methane over alumina catalysts[J]. Appl Catal B: Era,Jr,2000,27 (1): 1 - 9.