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  _  __   __   __               ___     _____    
 | |/ //  \ \\/ //   ____      / _ \\  |  __ \\  
 | ' //    \ ` //   |    \\   | / \ || | |  \ || 
 | . \\     | ||    | [] ||   | \_/ || | |__/ || 
 |_|\_\\    |_||    |  __//    \___//  |_____//  
 `-` --`    `-`'    |_|`-`     `---`    -----`   
                    `-`

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Text this: On the class of weak CS-modules / Preecha Jantagan