| article html file updated | 24 December 2025 17:21 CET | Update | https://www.mdpi.com/2227-9059/8/2/23 |
| article html file updated | 31 August 2025 10:36 CEST | Update | - |
| article html file updated | 20 July 2022 19:07 CEST | Update | - |
| article html file updated | 6 March 2020 07:56 CET | Update | - |
| article html file updated | 29 February 2020 07:53 CET | Original file | - |
| article pdf uploaded. | 29 February 2020 07:51 CET | Updated version of record | https://www.mdpi.com/2227-9059/8/2/23/pdf |
| article xml uploaded. | 29 February 2020 07:51 CET | Update | https://www.mdpi.com/2227-9059/8/2/23/xml |
| article xml file uploaded | 29 February 2020 07:51 CET | Update | - |
| article pdf uploaded. | 3 February 2020 15:21 CET | Version of Record | https://www.mdpi.com/2227-9059/8/2/23/pdf-vor |
| article xml file uploaded | 3 February 2020 15:21 CET | Original file | - |
