Variational methods in Lorentzian geometry by Masiello, Antonio fromPitman research notes in mathematics series 0 Type: Book
Variational methods in Lorentzian geometry by Masiello, A., (Antonio) fromPitman research notes in mathematics series 0 Type: Book
The wave equation on a curved space-time by Friedlander, F. G., (Friedrich Gerard) fromCambridge monographs on mathematical physics 0 Type: Book
