1. Low-Cost Oxygen Electrode Materials;Meadowcroft;Nature (London),1970
2. PromisingCatalyst for Auto Exhaust;Ubby;Science
3. Rare-Earth Oxides of Manganese and Cobalt Rival Platinum for the Treatment of Carbon Monoxide in Auto Exhaust;Voorhoeve;Ibid.,1972
4. Rare-Earth Manganites: Catalysts with Low Ammonia Yield in the Reduction of Nitrogen Oxides;Voorhoeve;Ibid.,1973
5. Studies of Some Perovskite Oxidation Catalysts Using DTH Techniques;Johnson;Thermochimica Acta,1973