^Sherlyn Jimenez, see article on Compassion, The Encyclopedia of Positive Psychology, Volume I, Editor: Shane Lopez, Wiley-Blackwell, ISBN978-1-4051-6125-1
^Strauss, Clara; Lever Taylor, Billie; Gu, Jenny; Kuyken, Willem; Baer, Ruth; Jones, Fergal; Cavanagh, Kate. What is compassion and how can we measure it? A review of definitions and measures. Clinical Psychology Review. July 2016, 47: 15–27. ISSN 0272-7358. PMID 27267346. doi:10.1016/j.cpr.2016.05.004.