Hejhal, D. A. (1976). The selberg trace formula for PSL(2,IR) I. Springer.
Chicago Style (17th ed.) CitationHejhal, Dennis A. The Selberg Trace Formula for PSL(2,IR) I. Berlin: Springer, 1976.
MLA (9th ed.) CitationHejhal, Dennis A. The Selberg Trace Formula for PSL(2,IR) I. Springer, 1976.