| article html file updated | 31 August 2025 12:06 CEST | Update | https://www.mdpi.com/2227-9717/8/2/235 |
| article html file updated | 20 July 2022 20:36 CEST | Update | - |
| article html file updated | 6 March 2020 21:38 CET | Update | - |
| article html file updated | 29 February 2020 12:04 CET | Original file | - |
| article pdf uploaded. | 29 February 2020 12:03 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/235/pdf |
| article xml uploaded. | 29 February 2020 12:03 CET | Update | https://www.mdpi.com/2227-9717/8/2/235/xml |
| article xml file uploaded | 29 February 2020 12:03 CET | Update | - |
| article pdf uploaded. | 19 February 2020 12:47 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/235/pdf-vor |
| article xml file uploaded | 19 February 2020 12:47 CET | Original file | - |
