1. Solar cell efficiency tables (Version 53)
2. Terawatt‐scale photovoltaics: transform global energy;Haegel NM;Science
3. vanRiesenS NeubauerM BoosA RicoMM GourdelC WankaS KrauseR GuernardP GombertA “New module design with 4‐junction solar cells for high efficiencies ” in11th International Conference on Concentrator Photovoltaic Systems (CPV‐11): AIP Conference Proceedings 1679 Aix‐les‐Bains France 2015 p. 100006.
4. BenitezP MiñanoJC AlvarezR inventors “Photovoltaic concentrator with auxiliary cells collecting diffuse radiation ” US 2010/0126556 A1 USA 12/622 644 May 27 2010.
5. MeitlM CarrJ andSchneiderK “Power augmentation in concentrator photovoltaic modules by collection of diffuse light ” US2014/0261627 A1 USA 14/211 262 Sep 18 2014.