TY - JOUR AU - M. V. Boldin TI - On the least absolute deviation estimator in a~nonstationary autoregression and testing for stationarity JO - Teoriâ veroâtnostej i ee primeneniâ PY - 1996 SP - 409 EP - 417 VL - 41 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TVP_1996_41_2_a13/ LA - ru ID - TVP_1996_41_2_a13 ER -