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1per Asseo, E, Barbalat, O, Bloess, D, Boucheron, J, Boutheon, M, Coudert, G, Davies, H, Dekkers, D, Gelato, G, Georgijevic, M, Germain, C, Hardt, W, Hoffmann, L, Krusche, A, Madsen, J.H.B, Munday, GL, Reich, KH, Rohner, F, Riunaud, J.P, Rufer, C, Tallgren, UObtenir text complet
Publicat 1974
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2per Barbalat, O, Bloess, D, Dekkers, D, Georgijevic, M, Germain, C, Hardt, W, Hoffmann, L, Kuiper, B, Lefevre, P, Madsen, J.H.B, Munday, G.L, Plass, G, Reich, K.H, Rufer, Ch, Standley, P.H, Steinbach, CObtenir text complet
Publicat 1976