Probing primordial non Gaussianity in the BOOMERanG CMB maps: an analysis based on analytical Minkowski functionals - Migliaccio,M; Natoli,P; De,Troia G; Hikage,C; Komatsu,E; Ade,PAR; Bock,JJ; Bond,JR; Borrill,J; Boscaleri,A; Contaldi,CR; Crill,BP; et al. (ELSEVIER SCIENCE BV, 2009)