TY - JOUR AU - Maryam Jamreh AU - Mehdi Nadjafikhah TI - Some non-trivial and non-gradient closed pseudo-Riemannian steady Ricci solitons JO - Žurnal matematičeskoj fiziki, analiza, geometrii PY - 2019 SP - 526 EP - 542 VL - 15 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JMAG_2019_15_a4/ LA - en ID - JMAG_2019_15_a4 ER -