| article html file updated | 31 August 2025 10:56 CEST | Update | https://www.mdpi.com/2227-9717/8/2/204 |
| article html file updated | 20 July 2022 19:27 CEST | Update | - |
| article html file updated | 6 March 2020 21:27 CET | Update | - |
| article html file updated | 15 February 2020 08:21 CET | Update | - |
| article html file updated | 9 February 2020 03:49 CET | Update | - |
| article pdf uploaded. | 9 February 2020 03:47 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/204/pdf |
| article xml uploaded. | 9 February 2020 03:47 CET | Update | https://www.mdpi.com/2227-9717/8/2/204/xml |
| article xml file uploaded | 9 February 2020 03:47 CET | Update | - |
| article html file updated | 6 February 2020 14:29 CET | Original file | - |
| article pdf uploaded. | 6 February 2020 14:27 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/204/pdf-vor |
| article xml uploaded. | 6 February 2020 14:27 CET | Update | - |
| article xml file uploaded | 6 February 2020 14:27 CET | Original file | - |
