AndersonJ.C.GerbingD.W. (1988), Structural equation modeling in practice: a review and recommended two-step approach, Psychological Bulletin, 103, 3, 411–23.
2.
AndersonJ.C.GerbingD.W. (1992), Assumptions and comparative strengths of the two-step approach: comment on Fornell and Yi, Sociological Methods & Research, 20, 321–33.