Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000895126-13-000132-index.html | 2013-04-08 16:09:15 | |
| 0000895126-13-000132.txt | 2013-04-08 16:09:15 | |
| chk04082013_8a.htm | 155178 | 2013-04-08 16:09:15 |
| chk04082013_ex42.htm | 194961 | 2013-04-08 16:09:15 |
| chk04082013_ex43.htm | 180629 | 2013-04-08 16:09:15 |
| chk04082013_ex44.htm | 179646 | 2013-04-08 16:09:15 |