Densification and nanocrystallisation of sol-gel ZrO2 thin films studied by surface plasmon polariton-assisted Raman spectroscopyA. Brioude, F. Lequevre, J. Mugnier, C. Bovier, J. Dumas and J. C. PlenetEur. Phys. J. B, 26 1 (2002) 115-119DOI: https://doi.org/10.1140/epjb/e20020072