• Effects of sulphur and tin disulphide vapour treatments of Cu2ZnSnS(Se)4 absorber materials for monograin solar cellsKauk, Marit; Muska, Katri; Altosaar, Mare; Raudoja, Jaan; Pilvet, Maris; Varema, Tiit; Timmo, Kristi; Volobujeva, OlgaEnergy procedia2011 / p. 197-202 https://www.sciencedirect.com/science/article/pii/S1876610211020030