TY - JOUR AU - L. Sehnal TI - Model of the Upper Total Density Distribution $TD_{88}$ JO - Publications of the Department of Astronomy PY - 1988 SP - 19 EP - 22 VL - 16 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PDA_1988_16_1_a1/ ID - PDA_1988_16_1_a1 ER -