Eureca - The european underground rare event calorimeter array by Kraus, H, Bauer, M, Bavykina, I, Benoit, A, Blumer, J, Broniatowski, A, Brudanini, V, Burghart, G, Camus, P, Chantelauze, A, Chapellier, M, Chardin, G, Ciemniak, C, Copp, C, De Jesus, M, De Lesquen, A, De Schamps, H, Di Stefano, P, Dumoulin, L, Eitel, K, Von Feilitzsch, F, Fesquet, M, Gascon, J, Gerbier, G, Goldbachi, C