autores Rito, Teresa S Foody MG, Ditchfield PW, Ambrose SH, Eakin JE, Almeida M, Vieira D, Brandão A, Rito T Hackland JOS, Aguon LB, Blas RFY, Pala M, Hunter-Anderson RL, Richards MB, Oppenheimer SJ, Soares P, Edwards CJ