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

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發送短信 : Pengaruh air tanah terhadap tahanan jenis batuan pada endapan volkanik merapi di Daerah Istimewa Yogyakarta