J.Kozłowski, G.Serra, “Metodo PLL modificato per la demodulazione di strutture a frange” , Atti di 4° Convegno Nazionale "Strumentazione e Metodi di Misura Elettroottici", Milano, (1996).

J. Kozłowski, G. Serra, “A new modified PLL method for fringe pattern demodulation”, Opt. Engin. 36. 2025-30,(1997).

J. Kozłowski, G. Serra, “Modified PLL method for fringe pattern demodulation”, Proc. Research into Spinal Deformities, Stockholm, J. A. Sevastic, K. M. Diab (Eds.), IOS Press, (1997).

P. Guidi, A. Merolli, J. Kozłowski, G. Serra, "L'informatica nell'acquisizione della Topografia di Superficie della Scoliosi.”2^o Congresso della Società Italiana di Ricerche in Ortopedia”, Ancona (1997)

J. Kozłowski, G. Serra, “A Novel Complex Phase Tracing (CPT) method for fringe pattern analysis with reduced phase error” .(139-141), Fringe'97, Automatic Processing of Fringe Patterns, Akademie Verlag Series in Opt.Metr.(1997).

J. Kozłowski, G. Serra,”The Complex Phase Tracing based, shape evaluation system for orthopaedic application”, Erice'97, Difractive optics and Optical Microsystems, (1997).

J. Kozłowski, G. Serra, P. Guidi, A.Merolli, “Technological improvement of CPT (Complex Phase Tracing) profilometry in scoliosis”, Presented on the Meeting of the International Research Society of Spinal Deformities, Burlington, USA, (1998).

P. Guidi, A. Merolli, J. Kozłowski, G. Serra, “Clinical Trial of CPT (Complex Phase Tracing) Profilometry in Scoliosis” ,To be presented on the Meeting of the International Research Society of Spinal Deformities, Burlington, USA, (1998).

J. Kozłowski, G. Serra, “Analysis of the complex phase error introduced by the application of the Fourier transform method”, J. Modern. Opt. (1999)

J. Kozłowski, G. Serra, “Complex phase tracing method for fringe pattern analysis”, Appl. Optics, 38, 10 April, pgg. 2256-2262, (1999).

J. Kozłowski, M. Fiore, P. Boccardi, “ A Novel interferometric method for contour mapping of opticaly dispersing rough surfaces”, Optics and Lasers in Engineering,

J.Kozłowski, S.Bonaglia, R.Khrabatyn, “Analysis and correction of phase error caused by application of the Hilbert transform to demodulation of fringe patterns with linear and radial carrier frequencies”, Proceedings of Interferometry’99 , Pultusk.(1999).

J. Kozłowski, A. Merolli, „Tecniche ottiche nella diagnostica delle deformità della colonna vertebrale” intervento sull’invito, Convegno Nazionale Elettroottica2000, Padova (2000).

J. Kozłowski, A. Merolli, G. Monni, „User Friendly Computer Profilometry”, Presented on the Meeting of the International Research Society of Spinal Deformities, Clermont-Rerrand, (2000).

J. Kozłowski, PhD disertation, Warsaw Technical University, (2000).

J. Kozłowski, K. Patorski, „Fast contour tracing algorithm”, Optica Applicata, vol.xxxi, N°3, (2001).

J. Kozłowski, G. Monni, A. Previti, „Fast data acquisition for 3D vectorial photography and 3D vectorial movie. ” Numerization, Paris (2004).