参考文献
Journal of the American Chemical Society, , vol. 41, p. 1449
Journal of the American Chemical Society, , vol. 41, p. 432
Journal of the American Chemical Society, , vol. 48, p. 1406
Journal of the American Chemical Society, , vol. 45, p. 2189
DE205616 ;
Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 9, p. 1040