• Flexible solar cells based on copper tape : hybrid organic-inorganic structuresBereznev, Sergei; Kois, Julia; Mellikov, Enn; Öpik, AndresProceedings of the IASTED International Conference Energy and Power Systems : March 29-31, 2006, Chiang Mai, Thailand2006 / p. 161-164 : ill https://www.researchgate.net/publication/288789183_Flexible_solar_cells_based_on_copper_tape_Hybrid_organic-inorganic_structures