An Introduction to General Relativity London Mathematical Society Student Texts, nr. 5 Autor L. P. Hughston et al. 24 ian 1991 Paperback Preț: 457.88 lei 6-8 săpt.
Twistors and Particles Lecture Notes in Physics, nr. 97 Autor L. P. Hughston iun 1979 Paperback Preț: 382.36 lei 6-8 săpt.