A Guilt-Based Explanation of the Door-in-the-Face Influence Strategy - O'KEEFE, DANIEL J. and FIGGÉ, MARIANNE (Human Communication Research, 1997)
https://katalog.adlr.link/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTExMS9qLjE0NjgtMjk1OC4xOTk3LnRiMDA1ODcueA