| article html file updated | 9 February 2020 18:40 CET | Update | https://www.mdpi.com/2072-666X/9/6/255 |
| article html file updated | 3 October 2019 21:00 CEST | Update | - |
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| article html file updated | 27 June 2018 12:26 CEST | Update | - |
| article html file updated | 23 May 2018 09:13 CEST | Original file | - |
| article pdf uploaded. | 23 May 2018 09:12 CEST | Version of Record | https://www.mdpi.com/2072-666X/9/6/255/pdf |
| article xml uploaded. | 23 May 2018 09:12 CEST | Update | https://www.mdpi.com/2072-666X/9/6/255/xml |
| article xml file uploaded | 23 May 2018 09:12 CEST | Original file | - |
