| article html file updated | 11 February 2020 12:12 CET | Update | https://www.mdpi.com/2075-5309/9/2/33 |
| article html file updated | 14 October 2019 02:23 CEST | Update | - |
| article html file updated | 27 April 2019 00:07 CEST | Update | - |
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| article html file updated | 3 April 2019 11:18 CEST | Update | - |
| article html file updated | 1 March 2019 18:55 CET | Update | - |
| article html file updated | 29 January 2019 09:20 CET | Original file | - |
| article pdf uploaded. | 29 January 2019 09:18 CET | Version of Record | https://www.mdpi.com/2075-5309/9/2/33/pdf |
| article xml uploaded. | 29 January 2019 09:18 CET | Update | https://www.mdpi.com/2075-5309/9/2/33/xml |
| article xml file uploaded | 29 January 2019 09:18 CET | Original file | - |
