Ortin, Tomas.

Gravity and Strings.[electronic resource]. by: Ebooks Corporation.; Landshoff, P. V.; Nelson, D. R.; Ortin, Tomas.; Sciama, D. W.; Weinberg, S. (书目-语言数据,印刷品)

Gravity and strings[electronic resource] / by: Ortin, Tomas. (书目-电子资源)