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491
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492
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493
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494
Rubber tire reefs silent time bomb against marine environment
Опубликовано в: Manila Chronicle (1997)Статья -
495
Palawan's Tubbataha reefs. IN Sunday times magazine [column] danger zone
Опубликовано в: Manila Times (1997)Статья -
496
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497
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498
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499
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500