TY - JOUR AU - Janovská, Drahoslava AU - Opfer, Gerhard TI - The number of zeros of unilateral polynomials over coquaternions and related algebras JO - Electronic transactions on numerical analysis PY - 2017 SP - 55 EP - 70 VL - 46 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ETNA_2017__46__a10/ LA - en ID - ETNA_2017__46__a10 ER -