TY - JOUR AU - Zhang, Q. AU - Cheng, L. AU - Boutaba, R. PY - 2010 DA - 2010// TI - Cloud computing: state-of-the-art and research challenges JO - J Internet Serv Appl VL - 1 UR - https://doi.org/10.1007/s13174-010-0007-6 DO - 10.1007/s13174-010-0007-6 ID - Zhang2010 ER -