949. ---------------.[FISCHER, F.] [Progress in the Field of Chemical Gas Purification and Conversion, Particularly With Reference to the Production of Synthetic Products From Gases.] Brennstoff-Chem., vol. 8, 1927, pp. 221-225; Ges. Abhandl. Kenntnis Kohle, vol. 8,

949. ---------------. [FISCHER, F.] [Progress in the Field of Chemical Gas Purification and Conversion, Particularly With Reference to the Production of Synthetic Products From Gases.] Brennstoff-Chem., vol. 8, 1927, pp. 221-225; Ges. Abhandl. Kenntnis Kohle, vol. 8, 1929, pp. 439-449.