TY  - JOUR
A1  - Linting, M.
A1  - Meulman, J.J.
A1  - Groenen, P.J.F.
A1  - Van der Kooij, A.J. 
T1  - Nonlinear principal components analysis: Introduction and application
Y1  - 2007
DO  - 10.1037/1082-989X.12.3.336
JF  - Psychological Methods 
VL  - 12
IS  - 3

ER  -