| article html file updated | 30 August 2025 20:53 CEST | Update | https://www.mdpi.com/2075-1702/7/2/39 |
| article html file updated | 20 July 2022 15:54 CEST | Update | N/A |
| article html file updated | 12 February 2020 18:23 CET | Update | N/A |
| article html file updated | 21 October 2019 13:18 CEST | Update | N/A |
| article html file updated | 4 July 2019 14:55 CEST | Update | N/A |
| article html file updated | 25 June 2019 13:56 CEST | Original file | N/A |
| article pdf uploaded. | 25 June 2019 13:55 CEST | Updated version of record | https://www.mdpi.com/2075-1702/7/2/39/pdf |
| article xml uploaded. | 25 June 2019 13:55 CEST | Update | https://www.mdpi.com/2075-1702/7/2/39/xml |
| article xml file uploaded | 25 June 2019 13:55 CEST | Update | N/A |
| article pdf uploaded. | 7 June 2019 16:41 CEST | Version of Record | https://www.mdpi.com/2075-1702/7/2/39/pdf-vor |
| article xml file uploaded | 7 June 2019 16:41 CEST | Original file | N/A |
