The PPVP is a 26-item Likert-type questionnaire for measuring perspectives of divorced parents regarding difficulties encountered during visitation of their child(ren) by the nonresidential parent.
The DAI is a 42-item Likert-type scale designed to evaluate custodial parents' perceptions regarding dimensions of children's adjustment following divorce.
The SPAS is a 26-item scale designed for use with reasonably well-adjusted single mothers to measure conformity, satisfaction and commitment as three levels of adjustment to parenting by single mothers.