@article{10_1017_fms_2015_5, author = {ANTONIO MONTALB\'AN}, title = {ANALYTIC {EQUIVALENCE} {RELATIONS} {SATISFYING} {HYPERARITHMETIC-IS-RECURSIVE}}, journal = {Forum of Mathematics, Sigma}, publisher = {mathdoc}, volume = {3}, year = {2015}, doi = {10.1017/fms.2015.5}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.1017/fms.2015.5/} }