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

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Text this: Paper quality of the National Library Board of Singapore's legal deposit collection as an indicator of the collection's longevity