Linley, P. Alex; Maltby, John; Wood, Alex M.; Joseph, Stephen; Harrington, Susan; Peterson, Christopher; Park, Nansook; Seligman, Martin E.P. (2007). "Character strengths in the United Kingdom: The VIA inventory of strengths". Personality and Individual Differences. 42 (3): 341–351. doi:10.1016/j.paid.2006.12.004.
Shryack, Jessica; Steger, Michael F.; Krueger, Robert F.; Kallie, Christopher S. (April 2010). "The structure of virtue: An empirical investigation of the dimensionality of the virtues in action inventory of strengths". Personality and Individual Differences. 48 (6): 714–719. doi:10.1016/j.paid.2010.01.007. hdl:10818/33195.
Singh, Kamlesh; Choubisa, Rajneesh (8 August 2010). "Empirical validation of values in action-inventory of strengths (VIA-IS) in Indian context". Psychological Studies. 55 (2): 151–158. doi:10.1007/s12646-010-0015-4. S2CID145162352.
Park, Nansook; Peterson, Christopher; Seligman, Martin E.P. (2006). "Character strengths in fifty-four nations and the fifty US states". The Journal of Positive Psychology. 1 (3): 118–129. doi:10.1080/17439760600619567. S2CID146704796.
Seligman, Martin E.P.; Steen, Tracy A.; Park, Nansook; Peterson, Christopher (2005). "Positive psychology progress: An empirical validation of interventions". American Psychologist. 60 (5): 410–421. doi:10.1037/0003-066X.60.5.410. PMID16045394.
Park, Nansook; Peterson, Christopher; Seligman, Martin E.P. (2004). "Strengths of character and well-being". Journal of Social and Clinical Psychology. 23 (5): 603–619. doi:10.1521/jscp.23.5.603.50748.
Shimai, Satoshi; Otake, Keiko; Park, Nansook; Peterson, Christopher; Seligman, Martin E.P. (2007). "Convergence of character strengths in American and Japanese young adults". Journal of Happiness Studies. 7 (3): 311–322. doi:10.1007/s10902-005-3647-7. S2CID143964762.
Ng, Vincent; Cao, Mengyang; Marsh, Herbert W.; Tay, Louis; Seligman, Martin E. P. (August 2017). "The factor structure of the Values in Action Inventory of Strengths (VIA-IS): An item-level exploratory structural equation modeling (ESEM) bifactor analysis". Psychological Assessment. 29 (8): 1053–1058. doi:10.1037/pas0000396. PMID27736126. S2CID4548915.
Shryack, Jessica; Steger, Michael F.; Krueger, Robert F.; Kallie, Christopher S. (April 2010). "The structure of virtue: An empirical investigation of the dimensionality of the virtues in action inventory of strengths". Personality and Individual Differences. 48 (6): 714–719. doi:10.1016/j.paid.2010.01.007. hdl:10818/33195.
Seligman, Martin E.P.; Steen, Tracy A.; Park, Nansook; Peterson, Christopher (2005). "Positive psychology progress: An empirical validation of interventions". American Psychologist. 60 (5): 410–421. doi:10.1037/0003-066X.60.5.410. PMID16045394.
Ng, Vincent; Cao, Mengyang; Marsh, Herbert W.; Tay, Louis; Seligman, Martin E. P. (August 2017). "The factor structure of the Values in Action Inventory of Strengths (VIA-IS): An item-level exploratory structural equation modeling (ESEM) bifactor analysis". Psychological Assessment. 29 (8): 1053–1058. doi:10.1037/pas0000396. PMID27736126. S2CID4548915.
Singh, Kamlesh; Choubisa, Rajneesh (8 August 2010). "Empirical validation of values in action-inventory of strengths (VIA-IS) in Indian context". Psychological Studies. 55 (2): 151–158. doi:10.1007/s12646-010-0015-4. S2CID145162352.
Park, Nansook; Peterson, Christopher; Seligman, Martin E.P. (2006). "Character strengths in fifty-four nations and the fifty US states". The Journal of Positive Psychology. 1 (3): 118–129. doi:10.1080/17439760600619567. S2CID146704796.
Shimai, Satoshi; Otake, Keiko; Park, Nansook; Peterson, Christopher; Seligman, Martin E.P. (2007). "Convergence of character strengths in American and Japanese young adults". Journal of Happiness Studies. 7 (3): 311–322. doi:10.1007/s10902-005-3647-7. S2CID143964762.
Ng, Vincent; Cao, Mengyang; Marsh, Herbert W.; Tay, Louis; Seligman, Martin E. P. (August 2017). "The factor structure of the Values in Action Inventory of Strengths (VIA-IS): An item-level exploratory structural equation modeling (ESEM) bifactor analysis". Psychological Assessment. 29 (8): 1053–1058. doi:10.1037/pas0000396. PMID27736126. S2CID4548915.