| article html file updated | 8 February 2020 11:26 CET | Update | https://www.mdpi.com/2305-7084/1/1/4 |
| article html file updated | 26 September 2019 00:58 CEST | Update | - |
| article html file updated | 3 May 2019 11:32 CEST | Update | - |
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| article html file updated | 26 July 2017 03:41 CEST | Update | - |
| article xml uploaded. | 26 July 2017 03:40 CEST | Update | https://www.mdpi.com/2305-7084/1/1/4/xml |
| article pdf uploaded. | 26 July 2017 03:40 CEST | Updated version of record | https://www.mdpi.com/2305-7084/1/1/4/pdf |
| article html file updated | 19 July 2017 13:15 CEST | Update | - |
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| article html file updated | 19 July 2017 13:13 CEST | Original file | - |
| article pdf uploaded. | 19 July 2017 13:12 CEST | Version of Record | https://www.mdpi.com/2305-7084/1/1/4/pdf-vor |
