Transactions of Tianjin University
Transactions of Tianjin University > 2011 > 17 > 1 > 20-27
Transactions of Tianjin University > 2011 > 17 > 6 > 461-468
Transactions of Tianjin University > 2011 > 17 > 1 > 20-27
Transactions of Tianjin University > 2011 > 17 > 6 > 461-468