Accioly, A.Azeredo, A.Mukai, H.2014-05-202014-05-202001-07-20Modern Physics Letters A. Singapore: World Scientific Publ Co Pte Ltd, v. 16, n. 22, p. 1449-1456, 2001.0217-7323http://hdl.handle.net/11449/234831449-1456engQuadratic gravity in (2+1)DArtigo10.1142/S0217732301004698WOS:000170708800006Acesso restrito