Seckmeyer, G.G.SeckmeyerMayer, B.B.MayerBernhard, G.G.Bernhard2022-03-072022-03-071998https://publica.fraunhofer.de/handle/publica/289440enSonnenstrahlungSpektroradiometrieUltraviolettThe 1997 status of solar UV spectroradiometry in Germanybook