http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Proceedings of the Midnight Sun Conference, held in Tromsø, Norway, July 1-8, 1987
edited by O. Havnes, B.R. Pettersen, J.H.M.M. Schmitt, J.E. Solheim.
Astrophysics and space science library ; 143