| article html file updated | 9 February 2020 08:55 CET | Update | https://www.mdpi.com/1999-4923/10/1/29 |
| article html file updated | 1 October 2019 08:26 CEST | Update | N/A |
| article html file updated | 1 May 2019 13:41 CEST | Update | N/A |
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| article html file updated | 27 March 2018 14:59 CEST | Update | N/A |
| article html file updated | 7 March 2018 18:30 CET | Original file | N/A |
| article xml uploaded. | 7 March 2018 18:29 CET | Original file | https://www.mdpi.com/1999-4923/10/1/29/xml |
| article pdf uploaded. | 7 March 2018 18:29 CET | Version of Record | https://www.mdpi.com/1999-4923/10/1/29/pdf |