TY - JOUR AU - Jiménez-Cano, Alejandro PY - 2020 UR - http://hdl.handle.net/10481/64174 AB - In this paper we explore generalizations of metric structures of the gravitational wave type to geometries containing an independent connection. The aim is simply to establish a new category of connections compatible, according to some criteria, to... LA - eng PB - SPRINGER TI - New metric-affine generalizations of gravitational wave geometries DO - 10.1140/epjc/s10052-020-8239-5 ER -