TY - JOUR AU - B. L. Budinas TI - On the selector principle and analytic definability of constructive sets JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1982 SP - 207 EP - 208 VL - 37 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1982_37_2_a9/ LA - en ID - RM_1982_37_2_a9 ER -