1. Patient-centered Approaches to Nursing;ABDELLAH Faye G.,1961
2. Symposium on theory development in nursing (PROLOGUE);BERTHOLD Jeanne S.;Nursing Research,1968
3. Dos princípios e proposições da observação sistematizada na enfermagem;CARVALHO Vilma de;Rev. Bras. de Enf.,1971
4. A theory of theories: a position paper;DICKOFF James;Nursing Research,1968
5. Researching research/s role in theory development;DICKOFF James;Nursing Research, Philadelphia,1968