Photothermal techniques applied to the study of thermal properties in biodegradable filmsE. San Martín-Martínez, M. A. Aguilar-Méndez, A. Cruz-Orea and A. García-QuirozEur. Phys. J. Special Topics, 153 (2008) 179-182DOI: https://doi.org/10.1140/epjst/e2008-00422-8