TY - JOUR AU - Marek DemiaƄski TI - Cosmological background of gravitational waves JO - Banach Center Publications PY - 1997 SP - 23 EP - 30 VL - 41 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/-41-2-23-30/ DO - 10.4064/-41-2-23-30 LA - en ID - 10_4064__41_2_23_30 ER -