参考文献

Feichtinger,H. Chemische Berichte, 1963 , vol. 96, p. 3068 - 3075 Full Text Show Details Ruhrchemie A.G. Patent: DE932676 , 1953 ; Full Text Show Details Ruhrchemie A.G. Patent: US2866786 , 1954 ; Full Text Show Details Ruhrchemie A.G. Patent: DE1033665 , 1956 ; Full Text Show Details Ruhrchemie A.G. Patent: US2783198 , 1953 ; Full Text Show Details Ruhrchemie A.G. Patent: DE935129 , 1953 ;