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| 0000077877-11-000011-index.html | 2011-02-24 08:26:45 | |
| 0000077877-11-000011.txt | 2011-02-24 08:26:45 | |
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| a2010kex121.htm | 75608 | 2011-02-24 08:26:45 |
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| a2010kex311.htm | 14789 | 2011-02-24 08:26:45 |
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| a2010kex991.htm | 205500 | 2011-02-24 08:26:45 |
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| petrodev10kfy10.htm | 4386279 | 2011-02-24 08:26:45 |
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 usmap2010.jpg | 19743 | 2011-02-24 08:26:45 |