Text this: Development of water quality index of ex-mining ponds in Malaysia / Isa Baba Koki

  ____      ______   _    _      ___     _____    
 |  _ \\   /_   _// | \  / ||   / _ \\  |  __ \\  
 | |_| ||   -| ||-  |  \/  ||  | / \ || | |  \ || 
 | .  //    _| ||_  | .  . ||  | \_/ || | |__/ || 
 |_|\_\\   /_____// |_|\/|_||   \___//  |_____//  
 `-` --`   `-----`  `-`  `-`    `---`    -----`