Nutt, Alfred, Studies on the Legend of the Holy Grail with Especial Reference to the Hypothesis of its Celtic Origin, Publications of the Folklore-Society, 23, Nutt, London, 1888 (**poss. 2002 reprint?**)
rezensiert in Martin, E. 1889, rezensiert in Paris 1889, rezensiert in Golther 1890d, rezensiert in Zimmer 1890
Gral:
Quellen - Keltisches: