| article html file updated | 18 August 2026 15:06 CEST | Update | https://www.mdpi.com/2227-9717/9/1/33 |
| article html file updated | 1 September 2025 17:01 CEST | Update | N/A |
| article html file updated | 23 July 2022 07:23 CEST | Update | N/A |
| article html file updated | 30 December 2020 09:58 CET | Update | N/A |
| article html file updated | 29 December 2020 12:47 CET | Original file | N/A |
| article pdf uploaded. | 29 December 2020 12:46 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/33/pdf |
| article xml uploaded. | 29 December 2020 12:46 CET | Update | https://www.mdpi.com/2227-9717/9/1/33/xml |
| article xml file uploaded | 29 December 2020 12:46 CET | Original file | N/A |
| article pdf uploaded. | 25 December 2020 12:28 CET | Version of Record | https://www.mdpi.com/2227-9717/9/1/33/pdf-vor |
