1
Advances in organic geochemistry 1987 ; 2 : analytical Geochemistry : proceedings of the 13th International Meeting on Organic Chemistry Venice, Italy 21 - 25 September 1987 /
Book
2
Advances in organic geochemistry 1987 ; 1 : organic geochemistry in petroleum exploration : proceedings of the 13th International Meeting on Organic Chemistry Venice, Italy 21 - 25 September 1987 /
Book