| article html file updated | 31 August 2025 10:03 CEST | Update | https://www.mdpi.com/2227-9717/8/2/157 |
| article html file updated | 20 July 2022 18:34 CEST | Update | N/A |
| article html file updated | 6 March 2020 21:11 CET | Update | N/A |
| article html file updated | 28 February 2020 17:13 CET | Original file | N/A |
| article pdf uploaded. | 28 February 2020 17:12 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/157/pdf |
| article xml uploaded. | 28 February 2020 17:12 CET | Update | https://www.mdpi.com/2227-9717/8/2/157/xml |
| article xml file uploaded | 28 February 2020 17:12 CET | Update | N/A |
| article pdf uploaded. | 27 January 2020 15:12 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/157/pdf-vor |
| article xml file uploaded | 27 January 2020 15:12 CET | Original file | N/A |
