| article html file updated | 31 August 2025 12:23 CEST | Update | https://www.mdpi.com/2220-9964/9/2/121 |
| article html file updated | 20 July 2022 20:54 CEST | Update | N/A |
| article html file updated | 6 March 2020 17:54 CET | Update | N/A |
| article html file updated | 29 February 2020 14:47 CET | Original file | N/A |
| article pdf uploaded. | 29 February 2020 14:45 CET | Updated version of record | https://www.mdpi.com/2220-9964/9/2/121/pdf |
| article xml uploaded. | 29 February 2020 14:45 CET | Update | https://www.mdpi.com/2220-9964/9/2/121/xml |
| article xml file uploaded | 29 February 2020 14:45 CET | Update | N/A |
| article pdf uploaded. | 21 February 2020 15:49 CET | Version of Record | https://www.mdpi.com/2220-9964/9/2/121/pdf-vor |
| article xml file uploaded | 21 February 2020 15:49 CET | Original file | N/A |
