TY - JOUR AU - Ruiz Ruiz, Fernando AU - Gibbons, G.W. AU - Ortiz, M.E. PY - 1990 DO - 10.1016/0370-2693(90)90407-W SN - 0370-2693 UR - https://hdl.handle.net/20.500.14352/59055 T2 - Physics Letters B AB - It is shown that any sigma model coupled to gravity with a target space having closed geodesics admits singular cosmic string solutions with event horizons. We also prove that if one makes the general assumption of boost symmetric sources,... M2 - 50 PB - Elsevier Science BV KW - Physics KW - Multidisciplinary TI - Stringy cosmic strings with horizons TY - journal article VL - 240 ER -