| article html file updated | 31 August 2025 10:44 CEST | Update | https://www.mdpi.com/2227-7072/8/1/7 |
| article html file updated | 20 July 2022 19:15 CEST | Update | N/A |
| article html file updated | 2 April 2020 08:56 CEST | Update | N/A |
| article html file updated | 27 March 2020 03:14 CET | Original file | N/A |
| article pdf uploaded. | 27 March 2020 03:13 CET | Updated version of record | https://www.mdpi.com/2227-7072/8/1/7/pdf |
| article xml uploaded. | 27 March 2020 03:13 CET | Update | https://www.mdpi.com/2227-7072/8/1/7/xml |
| article xml file uploaded | 27 March 2020 03:13 CET | Update | N/A |
| article pdf uploaded. | 4 February 2020 16:50 CET | Version of Record | https://www.mdpi.com/2227-7072/8/1/7/pdf-vor |
| article xml file uploaded | 4 February 2020 16:50 CET | Original file | N/A |
