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| 0000086521-18-000015-index.html | 2018-02-27 11:28:02 | |
| 0000086521-18-000015.txt | 2018-02-27 11:28:02 | |
| ex99_1x20171231.htm | 734825 | 2018-02-27 11:28:02 |
| ex99_2x20171231.htm | 369642 | 2018-02-27 11:28:02 |
 sempragraphic2.gif | 2095 | 2018-02-27 11:28:02 |
| sre20180227form8k.htm | 37229 | 2018-02-27 11:28:02 |