| article html file updated | 31 August 2025 11:05 CEST | Update | https://www.mdpi.com/2227-9717/8/2/206 |
| article html file updated | 20 July 2022 19:36 CEST | Update | N/A |
| article html file updated | 6 March 2020 21:28 CET | Update | N/A |
| article html file updated | 29 February 2020 09:13 CET | Original file | N/A |
| article pdf uploaded. | 29 February 2020 09:11 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/206/pdf |
| article xml uploaded. | 29 February 2020 09:11 CET | Update | https://www.mdpi.com/2227-9717/8/2/206/xml |
| article xml file uploaded | 29 February 2020 09:11 CET | Update | N/A |
| article pdf uploaded. | 7 February 2020 17:18 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/206/pdf-vor |
| article xml file uploaded | 7 February 2020 17:18 CET | Original file | N/A |
