kw.\*:("OPERATION FORMELLE")
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SYSTEMATIC AND METASYSTEMATIC REASONING: A CASE FOR LEVELS OF REASONING BEYOND PIAGET'S STAGE OF FORMAL OPERATIONSCOMMONS ML; RICHARDS FA; KUHN D et al.1982; CHILD DEV.; ISSN 0009-3920; USA; DA. 1982; VOL. 53; NO 4; PP. 1058-1069; BIBL. 11 REF.Article
LA SENSIBILITE DU FONCTIONNEMENT DE LA PENSEE A LA SIGNIFICATION DES CONTENUS, CONSIDEREE COMME UN STYLE COGNITIFLONGEOT F; FUZELIER B; ROULIN JL et al.1982; ANNEE PSYCHOLOGIQUE; ISSN 0003-5033; FRA; DA. 1982 PUBL. 1983; VOL. 82; NO 2; PP. 337-352; ABS. ENG; BIBL. 11 REF.Article