1. MODELING SEASONAL VARIATIONS OF CARBON ISOTOPE COMPOSITIONS (δ13C) IN TREE-RINGS AND CO2-RESPIRED BY THE TRUNK. Authors: THOMAS EGLIN, CHRISTOPHE FRANCOIS, CLAIRE DAMESIN, FLORENCE MAUNOURY, ERIC DUFRENE, NICOLAS DELPIERRE.2. EFFECTS OF WATER STRESS AND GIRDLING ON INTRA-ANNUAL δ13C OF TREE-RING: A FUNCTIONAL APPROACH. Authors: FLORENCE MAUNOURY, CHANTAL FRESNEAU, THOMAS EGLIN, CHRISTOPHE FRANÇOIS , DANIEL BERVEILLER, LAURENT VANBOSTAL, CAROLINE LELARGE, CLAIRE DAMESIN.