1. MATHEMATICAL APPROACH FOR PILOT-SCALE EXPERIMENT SETUP ON BIOGAS PRODUCTION. Authors: ADRIAN EUGEN CIOABLĂ, MĂDĂLINA IVANOVICI, GABRIELA-ALINA DUMITREL, LAURENȚIU-VALENTIN ORDODI, DELIA-GABRIELA CĂLINOIU, GAVRILĂ TRIF-TORDAI, VASILE PODE.2. CHEMICAL AND THERMOGRAVIMETRY ANALYSIS FOR MUNICIPAL WASTE SLUDGE – CASE SCENARIO ANALYSIS. Authors: ADRIAN EUGEN CIOABLA, LAURENȚIU-VALENTIN ORDODI, GERLINDE RUSU.