sâmbătă, 10 ianuarie 2009

de notat si de tinut minte

http://econpapers.repec.org/article/orajournl/v_3A1_3Ay_3A2008_3Ai_3A1_3Ap_3A147-154.htm

http://logec.repec.org/scripts/paperstat.pl?h=repec:ora:journl:v:1:y:2008:i:1:p:147-154

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