Superdense cosmological dark matter clumps

V. Berezinsky, 2, 3 V. Dokuchaev, 3 Yu. Eroshenko, 3 M. Kachelrieß, and M. Aa. Solberg INFN, Laboratori Nazionali del Gran Sasso, I–67010 Assergi (AQ), Italy Center for Astroparticle Physics at LNGS (CFA), I–67010 Assergi (AQ), Italy Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia Institutt for fysikk, NTNU Trondheim, N–7491 Trondheim, Norway (Dated: February 18, 2010)