1. Administration on Children, Youth, and Families 2000 A commitment to supporting the mental health of our youngest children http://www.acf.hhs.gov/programs/opre/ehs/mentalhealth/reports/imhreport/imh rpt.pdf
2. Administration for Children and Families 2002 Making a difference in the lives of infants and toddlers and their families: The impact of Early Head Start programs on young children and their families: Vol. 1. Final Technical Report http://www.acf.hhs.gov/programs/opre/ehs/ehsresrch/reports/impactsvol1/impacts vol1.pdf
3. Auxiliary variables in mixture modeling: Three-step approaches using Mplus;Asparouhov;Structural Equation Modeling: A Multidisciplinary Journal,2014
4. Developmental pathways to integrated social skills: The roles of parenting and early intervention;Ayoub;Child Development,2011