| article html file updated | 31 August 2025 01:42 CEST | Update | https://www.mdpi.com/2227-7390/7/9/870 |
| article html file updated | 20 July 2022 03:06 CEST | Update | N/A |
| article html file updated | 13 February 2020 18:51 CET | Update | N/A |
| article html file updated | 26 September 2019 08:49 CEST | Update | N/A |
| article html file updated | 20 September 2019 11:19 CEST | Original file | N/A |
| article pdf uploaded. | 20 September 2019 11:18 CEST | Updated version of record | https://www.mdpi.com/2227-7390/7/9/870/pdf |
| article xml uploaded. | 20 September 2019 11:18 CEST | Update | https://www.mdpi.com/2227-7390/7/9/870/xml |
| article xml file uploaded | 20 September 2019 11:18 CEST | Update | N/A |
| article pdf uploaded. | 19 September 2019 16:03 CEST | Version of Record | https://www.mdpi.com/2227-7390/7/9/870/pdf-vor |
| article xml file uploaded | 19 September 2019 16:03 CEST | Original file | N/A |
