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| 0000863110-19-000007-index.html | 2019-05-10 10:30:09 | |
| 0000863110-19-000007.txt | 2019-05-10 10:30:09 | |
 0000863110-19-000007-xbrl.zip | 139953 | 2019-05-10 10:30:09 |
| artna-20190331.xml | 714942 | 2019-05-10 10:30:09 |
| artna-20190331.xsd | 48619 | 2019-05-10 10:30:09 |
| artna-20190331_cal.xml | 61355 | 2019-05-10 10:30:09 |
| artna-20190331_def.xml | 242078 | 2019-05-10 10:30:09 |
| artna-20190331_lab.xml | 662194 | 2019-05-10 10:30:09 |
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| exhibit31-1.htm | 14614 | 2019-05-10 10:30:09 |
| exhibit31-2.htm | 15477 | 2019-05-10 10:30:09 |
| exhibit32.htm | 11983 | 2019-05-10 10:30:09 |
| FilingSummary.xml | 25427 | 2019-05-10 10:30:09 |
| Financial_Report.xlsx | 56003 | 2019-05-10 10:30:09 |
| form10q.htm | 805459 | 2019-05-10 10:30:09 |
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| report.css | 2767 | 2019-05-10 10:30:09 |
| Show.js | 1085 | 2019-05-10 10:30:09 |