Andrew, Jeannette, Gwen Felton, and Mary Wewers (2007), "The Effect of a Multi-Component Smoking Cessation Intervention in African American Women Residing in Public Housing", Research in Nursing and health, 30, 45-60.
- The degree of confidence when the urge to smoke is felt.
- DiClemente, C.C., J.O. Prochaska, and S.K. Fairhurst (1991), "The process of smoking cessation: An analysis of precontemplation, contemplation, and preparation stages of change.", Journal of Consulting and Clinical Psychology, 59, 295-304. [Endnote]