B. Duff

发表

Gibson, W. M. Evans, G. L. Giles, 1990 .

F. F. Heymann, B. Duff, 1962, Proceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences.

F. F. Heymann, B. Duff, 1963, Proceedings of the Royal Society of London. Series A, Mathematical and physical sciences.

Gilbert Poulard, Gianni Penso, Salvatore Nuzzo, 2015 .

Gibson, W. M. Evans, G. L. Giles, 1990 .