| article html file updated | 8 February 2020 00:54 CET | Update | https://www.mdpi.com/2072-666X/8/3/77 |
| article html file updated | 23 September 2019 16:36 CEST | Update | - |
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| article html file updated | 28 March 2017 03:14 CEST | Update | - |
| article html file updated | 7 March 2017 04:56 CET | Original file | - |
| article xml uploaded. | 7 March 2017 04:55 CET | Original file | https://www.mdpi.com/2072-666X/8/3/77/xml |
| article pdf uploaded. | 7 March 2017 04:55 CET | Version of Record | https://www.mdpi.com/2072-666X/8/3/77/pdf |
