TY - CPAPER AU - Ioan Mihail Savaniu AU - Oana Tonciu AU - Ancuța Neagu AU - Magdalena Culcea TI - ANALYSIS OF INOVATIVE SALE SYSTEM (VENDING MACHINE), INDEPENDENT OF ENERGY, OF COLD AND HOT PRODUCTS T2 - SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd International Multidisciplinary Scientific GeoConference Proceedings SGEM 2023, Energy and Clean Technologies, Vol 23, Issue 4.2 PY - 2023 SP - 415 EP - 422 DO - 10.5593/sgem2023v/4.2/s17.50 PB - STEF92 Technology ER -