ANLISE BIBLIOMTRICA SOBRE TEORIA DO PORTFLIO: UM ESTUDO SOBRE AS PRINCIPAIS OBRAS E TENDNCIAS DA LITERATURAdoi:10.54751/revistafoco.v15n3-001BIBLIOMETRICSCHINA-United States relationsTREND analysisAUTHORSHIPTEXTBOOKSPortfolio theory is a well-developed paradigm, and there...