<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
	mads.xsd"><authority><topic authority="https://tesauropsicologia.copmadrid.org/es/">Periodo de operaciones formales</topic></authority><related type="other"><topic>Inteligencia</topic></related><related type="other"><topic>Adolescencia</topic></related><related type="other"><topic>Desarrollo intelectual</topic></related><related type="other"><topic>Etapas evolutivas</topic></related><related type="broader"><topic>Desarrollo cognitivo</topic></related><variant type="other"><topic>Operación formal (Piaget)</topic></variant><variant type="other"><topic>Pensamiento formal (Piaget)</topic></variant> <note xml:lang="es-ES">Período entre los 12 y 15 ó 16 años aproximadamente, momento en que se alcanza el nivel intelectual de adulto. </note></mads>