[MathCongrès]
Strings and superstrings
/ Ed. Piran, T. ; Ed. Weinberg, S..
-Singapore, River Edge NJ, Hong Kong : World Scientific, 1988. - ix, 222 p. ; 24 cm
[MathCongrès]
Strings 89
/ Ed. Arnowitt, R. ; Ed. Bryan, R. ; Ed. Duff, M.J.B. ; Ed. Nanopoulos, D. ; Ed. Pope, C.N..
-Singapore, River Edge NJ, London : World Scientific, 1990. - xii, 559 p. ; 23 cm