1. STATISTICAL ANALYSIS OF MEASURED WIND SPEED DATA’S APPEALING SPREADSHEET APPLICATIONS. Authors: GELU-OVIDIU TIRIAN, NICOLETA GILLICH, CRISTIAN PAUL CHIONCEL.2. PERFORMANCE ANALYSIS OF FLUORESCENT AND LED LIGHTING SOURCES. Authors: ELISABETA SPUNEI, SORIN FLORIN DUMITRU, CRISTIAN PAUL CHIONCEL, FLORINA PIROI.