26
Bazzini, Stack, et al., “Effect of Reminiscing About Laughter.”
27
Scott, “Why We Laugh.”
28
Готтман Дж. М.: Манн, Иванов и Фербер, 2017.
29
Grewen, Anderson, et al., “Warm Partner Contact.”
30
Walsh, “Human-Animal Bonds I.”
31
Christian, Westgarth, et al., “Dog Ownership and Physical Activity”; Richards, Ogata, and Cheng, “Evaluation of the Dogs”; and Keat, Subramaniam, et al., “Review on Benefits of Owning Companion Dogs.”