أرسل هذا في رسالة قصيرة: FACIES AND ARCHITECTURAL ANALYSIS OF FLUVIAL DEPOSITS OF SAWAHTAMBANG FORMATION, OMBILIN BASIN, WEST SUMATERA

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 | ' //   | ||__     \   //  | || | || / //---`' 
 | . \\   | ||__     / . \\  | \\_/ || \ \\___   
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 `-` --`  `-----`   `-`  --`   `---`     `----`