Oxygen barrier properties of Al2O3- and TiO2-coated LDPE filmsLange, Sven; Arroval, Tõnis; Saar, Rando; Kink, Ilmar; Aarik, Jaan; Krumme, AndresPolymer-plastics technology and engineering2015 / p. 301-304 : ill http://dx.doi.org/10.1080/03602559.2014.977426

TiO2:Sm3+ based luminescent oxygen sensitive probes in LDPE packaging materialTikk, Taavi; Paara, Tõnis; Eltermann, Marko; Krumme, Andres; Jaaniso, Raivo; Kiisk, Valter; Lange, SvenProceedings of the Estonian Academy of Sciences2017 / p. 450-454 : ill https://doi.org/10.3176/proc.2017.4.16