533,589 PROCEEDINGS Proceedings of tke 6tk European Congress of Neurosurgery .Org.by the European Association of Neurosurgical Societies Paris,July 15-20, 1979. Ed.by J.Brikaye /et al./. Wien 1979 Springer-Verl. 8° Acta Neurochirurgica,suppl. 28 Vol. 1. s. IX , nlb. 3,315,nlb. 1,il. Vol. 2. s. IX, nlb. 5,319-626,nlb. 2, il.