In place of a show: what happens inside theatres when nothing is happening - Carlson, Marvin (Studies in Theatre and Performance, 2017)
https://katalog.adlr.link/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA4MC8xNDY4Mjc2MS4yMDE2LjEyMjA2NzI