Bollen, K. A. 2001. Two-stage Least Squares and Latent Variable Models: Simultaneous Estimation and Robustness to Misspecifications. In R. Cudeck, S. Du Toit, and D. Sorbom (Eds.), Structural Equation Modeling: Present and Future, A Festschrift in Honor of Karl Joreskog (pp. 119-138). Lincoln, IL: Scientific Software.
Bollen, K. A. and D. J. Bauer. 2004. Automating the Selection of Model-Implied Instrumental Variables. Sociological Methods and Research, 32, 425-52.
vignette("MIIVsem", package = "MIIVsem")
for an overview
of the package, vignette("miivs", package = "MIIVsem")
for model-
implied instrumental variable search, and vignette("miivsem", package = "MIIVsem")
for estimating models.