| article html file updated | 31 August 2025 09:46 CEST | Update | https://www.mdpi.com/2227-7390/8/2/162 |
| article html file updated | 20 July 2022 18:18 CEST | Update | - |
| article html file updated | 6 March 2020 07:47 CET | Update | - |
| article html file updated | 25 February 2020 12:22 CET | Original file | - |
| article pdf uploaded. | 25 February 2020 12:20 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/162/pdf |
| article xml uploaded. | 25 February 2020 12:20 CET | Update | https://www.mdpi.com/2227-7390/8/2/162/xml |
| article xml file uploaded | 25 February 2020 12:20 CET | Update | - |
| article pdf uploaded. | 23 January 2020 10:13 CET | Version of Record | https://www.mdpi.com/2227-7390/8/2/162/pdf-vor |
| article xml file uploaded | 23 January 2020 10:13 CET | Original file | - |
