| article html file updated | 9 February 2020 01:45 CET | Update | https://www.mdpi.com/2077-1444/9/1/11 |
| article html file updated | 2 May 2019 04:57 CEST | Update | N/A |
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| article html file updated | 1 February 2018 07:46 CET | Update | N/A |
| article pdf uploaded. | 23 January 2018 04:26 CET | Updated version of record | https://www.mdpi.com/2077-1444/9/1/11/pdf |
| article html file updated | 2 January 2018 14:06 CET | Original file | N/A |
| article xml uploaded. | 2 January 2018 09:25 CET | Original file | https://www.mdpi.com/2077-1444/9/1/11/xml |
| article pdf uploaded. | 2 January 2018 09:25 CET | Version of Record | https://www.mdpi.com/2077-1444/9/1/11/pdf-vor |
