Yopp JM, Deal AM, Nakamura ZM, Park EM, Edwards T, Wilson DR, Biesecker B, Rosenstein DL. Psychological and parental functioning of widowed fathers: the first two years. J Fam Psychol. 2019 Aug;33(5):565-74. doi: 10.1037/fam0000528
Coon CD, Bokowy KL, Horblyuk R, Zisman RS, McLeod LD, Brown MT. The development and initial assessment of the strategy and leadership systems capability evaluation survey. Health Care Manag (Frederick). 2012 Oct 1;31(4):332-41.