| article html file updated | 9 February 2020 18:58 CET | Update | https://www.mdpi.com/2297-8747/23/2/28 |
| article html file updated | 3 October 2019 22:47 CEST | Update | N/A |
| article html file updated | 30 April 2019 16:50 CEST | Update | N/A |
| article html file updated | 16 April 2019 17:17 CEST | Update | N/A |
| article html file updated | 30 March 2019 04:26 CET | Update | N/A |
| article html file updated | 1 June 2018 13:39 CEST | Update | N/A |
| article xml uploaded. | 1 June 2018 13:38 CEST | Update | https://www.mdpi.com/2297-8747/23/2/28/xml |
| article html file updated | 30 May 2018 18:54 CEST | Update | N/A |
| article pdf uploaded. | 30 May 2018 14:14 CEST | Updated version of record | https://www.mdpi.com/2297-8747/23/2/28/pdf |
| article html file updated | 25 May 2018 06:05 CEST | Original file | N/A |
| article pdf uploaded. | 25 May 2018 06:04 CEST | Version of Record | https://www.mdpi.com/2297-8747/23/2/28/pdf-vor |
| article xml file uploaded | 25 May 2018 06:04 CEST | Original file | N/A |
