| article html file updated | 31 August 2025 10:13 CEST | Update | https://www.mdpi.com/2227-9717/8/2/159 |
| article html file updated | 20 July 2022 18:44 CEST | Update | N/A |
| article html file updated | 6 March 2020 21:12 CET | Update | N/A |
| article html file updated | 29 February 2020 10:02 CET | Original file | N/A |
| article pdf uploaded. | 29 February 2020 10:00 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/159/pdf |
| article xml uploaded. | 29 February 2020 10:00 CET | Update | https://www.mdpi.com/2227-9717/8/2/159/xml |
| article xml file uploaded | 29 February 2020 10:00 CET | Update | N/A |
| article pdf uploaded. | 29 January 2020 14:23 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/159/pdf-vor |
| article xml file uploaded | 29 January 2020 14:23 CET | Original file | N/A |
