| article html file updated | 9 February 2020 15:38 CET | Update | https://www.mdpi.com/2076-0825/7/2/20 |
| article html file updated | 3 October 2019 01:33 CEST | Update | - |
| article html file updated | 30 April 2019 23:57 CEST | Update | - |
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| article html file updated | 27 June 2018 11:53 CEST | Update | - |
| article html file updated | 27 April 2018 13:42 CEST | Original file | - |
| article pdf uploaded. | 27 April 2018 13:41 CEST | Version of Record | https://www.mdpi.com/2076-0825/7/2/20/pdf |
| article xml uploaded. | 27 April 2018 13:41 CEST | Update | https://www.mdpi.com/2076-0825/7/2/20/xml |
| article xml file uploaded | 27 April 2018 13:41 CEST | Original file | - |
