Sorted by most recent date added to the index first, which may not be the same as publication date order.
1993 journal article
The nonlinear mixed effects model with a smooth random effects density
Biometrika, 80(3), 475–488.
By: M. Davidian & A. Gallant
Analysis of repeated measurement data using the nonlinear mixed effects model
Chemometrics and Intelligent Laboratory Systems, 20(1), 1–24.
By: M. Davidian & D. Giltinan
Some Simple Methods for Estimating Intraindividual Variability in Nonlinear Mixed Effects Models
Biometrics, 49(1), 59.
Some general estimation methods for nonlinear mixed-effects model
Journal of Biopharmaceutical Statistics, 3(1), 23–55.