deSouza DK, Park SH, Wei W, Zhan K, Bolden GB, Hepburn A, et al. The Gratitude Opportunity Space: The timing of gratitude expressions in object passes. Social Interaction [Internet]. 2021 Feb. 24 [cited 2025 Dec. 6];4(1). Available from: https://tidsskrift.dk/socialinteraction/article/view/122437