X-ray-diffraction Study of 2,4a,4b,5,6,7,8,9,9a,10-decahydro-7,10-dihydroxy-2,4a-epoxy-8-methylene-7, 9a-methanobenz-a-azulene-1-carboxylic Acid Ethyl-ester (2-alpha, 4a-alpha, 4b-beta, 7-beta, 9a-alpha, 10-beta)
(1982) Societes Chimiques Belges. Bulletin — Vol. 91, n° 10, p. 819-824 (1982)
