| article html file updated | 18 August 2026 15:32 CEST | Update | https://www.mdpi.com/2227-9717/9/1/61 |
| article html file updated | 1 September 2025 17:17 CEST | Update | N/A |
| article html file updated | 23 July 2022 08:20 CEST | Update | N/A |
| article html file updated | 5 January 2021 03:44 CET | Update | N/A |
| article pdf uploaded. | 5 January 2021 03:43 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/61/pdf |
| article xml uploaded. | 5 January 2021 03:43 CET | Update | https://www.mdpi.com/2227-9717/9/1/61/xml |
| article xml file uploaded | 5 January 2021 03:43 CET | Update | N/A |
| article html file updated | 31 December 2020 03:46 CET | Original file | N/A |
| article pdf uploaded. | 31 December 2020 03:44 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/61/pdf-vor |
| article xml uploaded. | 31 December 2020 03:44 CET | Update | N/A |
| article xml file uploaded | 31 December 2020 03:44 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2020 09:44 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/61/pdf-vor |
| article pdf uploaded. | 29 December 2020 17:03 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/61/pdf-vor |
| article supplementary file uploaded. | 29 December 2020 15:30 CET | - | https://www.mdpi.com/2227-9717/9/1/61#supplementary |
| article pdf uploaded. | 29 December 2020 15:30 CET | Version of Record | https://www.mdpi.com/2227-9717/9/1/61/pdf-vor |
