| article html file updated | 1 September 2025 17:56 CEST | Update | https://www.mdpi.com/1424-2818/13/1/20 |
| article html file updated | 23 July 2022 11:22 CEST | Update | N/A |
| article html file updated | 19 January 2021 12:53 CET | Update | N/A |
| article pdf uploaded. | 19 January 2021 12:52 CET | Updated version of record | https://www.mdpi.com/1424-2818/13/1/20/pdf |
| article xml uploaded. | 19 January 2021 12:52 CET | Update | https://www.mdpi.com/1424-2818/13/1/20/xml |
| article xml file uploaded | 19 January 2021 12:52 CET | Update | N/A |
| article html file updated | 8 January 2021 08:06 CET | Update | N/A |
| article pdf uploaded. | 8 January 2021 08:05 CET | Updated version of record | https://www.mdpi.com/1424-2818/13/1/20/pdf-vor |
| article html file updated | 7 January 2021 11:48 CET | Original file | N/A |
| article pdf uploaded. | 7 January 2021 11:46 CET | Updated version of record | https://www.mdpi.com/1424-2818/13/1/20/pdf-vor |
| article xml file uploaded | 7 January 2021 11:46 CET | Original file | N/A |
| article supplementary file uploaded. | 6 January 2021 15:19 CET | - | https://www.mdpi.com/1424-2818/13/1/20#supplementary |
| article pdf uploaded. | 6 January 2021 15:19 CET | Version of Record | https://www.mdpi.com/1424-2818/13/1/20/pdf-vor |
