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| 0000086521-19-000007-index.html | 2019-02-26 11:06:01 | |
| 0000086521-19-000007.txt | 2019-02-26 11:06:01 | |
| ex99_1x20181231x10-k.htm | 819307 | 2019-02-26 11:06:01 |
| ex99_2x20181231x10-k.htm | 419342 | 2019-02-26 11:06:01 |
 sempragraphic2.gif | 2095 | 2019-02-26 11:06:01 |
| sre20190226form8k.htm | 38018 | 2019-02-26 11:06:01 |