| article html file updated | 8 February 2020 11:00 CET | Update | https://www.mdpi.com/2073-4336/8/3/28 |
| article html file updated | 25 September 2019 22:45 CEST | Update | - |
| article html file updated | 3 May 2019 12:23 CEST | Update | - |
| article html file updated | 17 July 2017 03:27 CEST | Update | - |
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| article xml uploaded. | 17 July 2017 03:23 CEST | Update | https://www.mdpi.com/2073-4336/8/3/28/xml |
| article pdf uploaded. | 17 July 2017 03:23 CEST | Updated version of record | https://www.mdpi.com/2073-4336/8/3/28/pdf |
| article html file updated | 14 July 2017 11:49 CEST | Update | - |
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| article html file updated | 14 July 2017 11:47 CEST | Original file | - |
| article pdf uploaded. | 14 July 2017 11:46 CEST | Version of Record | https://www.mdpi.com/2073-4336/8/3/28/pdf-vor |
