| article html file updated | 9 February 2020 15:54 CET | Update | https://www.mdpi.com/2310-2861/4/2/39 |
| article html file updated | 3 October 2019 03:18 CEST | Update | N/A |
| article html file updated | 30 April 2019 23:25 CEST | Update | N/A |
| article html file updated | 17 April 2019 00:01 CEST | Update | N/A |
| article html file updated | 29 March 2019 20:39 CET | Update | N/A |
| article html file updated | 7 May 2018 12:44 CEST | Update | N/A |
| article xml uploaded. | 7 May 2018 12:43 CEST | Update | https://www.mdpi.com/2310-2861/4/2/39/xml |
| article pdf uploaded. | 7 May 2018 12:43 CEST | Updated version of record | https://www.mdpi.com/2310-2861/4/2/39/pdf |
| article html file updated | 1 May 2018 14:52 CEST | Original file | N/A |
| article pdf uploaded. | 1 May 2018 08:25 CEST | Version of Record | https://www.mdpi.com/2310-2861/4/2/39/pdf-vor |
| article xml file uploaded | 1 May 2018 08:25 CEST | Original file | N/A |
