| article html file updated | 18 August 2026 23:10 CEST | Update | https://www.mdpi.com/2077-1312/9/2/211 |
| article html file updated | 1 September 2025 22:00 CEST | Update | N/A |
| article html file updated | 25 July 2022 03:56 CEST | Update | N/A |
| article html file updated | 25 February 2021 12:14 CET | Update | N/A |
| article pdf uploaded. | 25 February 2021 12:12 CET | Updated version of record | https://www.mdpi.com/2077-1312/9/2/211/pdf |
| article xml uploaded. | 25 February 2021 12:12 CET | Update | https://www.mdpi.com/2077-1312/9/2/211/xml |
| article xml file uploaded | 25 February 2021 12:12 CET | Update | N/A |
| article html file updated | 25 February 2021 04:29 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2021 04:28 CET | Updated version of record | https://www.mdpi.com/2077-1312/9/2/211/pdf-vor |
| article xml uploaded. | 25 February 2021 04:28 CET | Update | N/A |
| article xml file uploaded | 25 February 2021 04:28 CET | Original file | N/A |
| article pdf uploaded. | 18 February 2021 12:54 CET | Updated version of record | https://www.mdpi.com/2077-1312/9/2/211/pdf-vor |
| article pdf uploaded. | 18 February 2021 11:26 CET | Version of Record | https://www.mdpi.com/2077-1312/9/2/211/pdf-vor |
