| article html file updated | 31 August 2025 11:34 CEST | Update | https://www.mdpi.com/2227-7390/8/2/237 |
| article html file updated | 20 July 2022 20:06 CEST | Update | - |
| article html file updated | 6 March 2020 07:35 CET | Update | - |
| article html file updated | 24 February 2020 01:45 CET | Update | - |
| article pdf uploaded. | 24 February 2020 01:44 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/237/pdf |
| article xml uploaded. | 24 February 2020 01:44 CET | Update | https://www.mdpi.com/2227-7390/8/2/237/xml |
| article xml file uploaded | 24 February 2020 01:44 CET | Update | - |
| article html file updated | 19 February 2020 11:00 CET | Update | - |
| article xml file uploaded | 19 February 2020 10:59 CET | Update | - |
| article xml uploaded. | 19 February 2020 10:59 CET | Update | - |
| article pdf uploaded. | 19 February 2020 10:59 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/237/pdf-vor |
| article html file updated | 18 February 2020 11:03 CET | Original file | - |
| article pdf uploaded. | 18 February 2020 11:01 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/237/pdf-vor |
| article xml uploaded. | 18 February 2020 11:01 CET | Update | - |
| article xml file uploaded | 18 February 2020 11:01 CET | Update | - |
| article xml file uploaded | 13 February 2020 15:16 CET | Original file | - |
| article pdf uploaded. | 13 February 2020 15:16 CET | Version of Record | https://www.mdpi.com/2227-7390/8/2/237/pdf-vor |
