| article html file updated | 9 February 2020 10:36 CET | Update | https://www.mdpi.com/2504-5377/2/1/12 |
| article html file updated | 1 October 2019 19:38 CEST | Update | - |
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| article xml uploaded. | 21 March 2018 08:17 CET | Update | https://www.mdpi.com/2504-5377/2/1/12/xml |
| article pdf uploaded. | 21 March 2018 08:17 CET | Updated version of record | https://www.mdpi.com/2504-5377/2/1/12/pdf |
| article html file updated | 21 March 2018 07:00 CET | Original file | - |
