| article html file updated | 1 September 2025 17:16 CEST | Update | https://www.mdpi.com/2227-9717/9/1/55 |
| article html file updated | 23 July 2022 08:13 CEST | Update | - |
| article html file updated | 30 December 2020 04:31 CET | Update | - |
| article pdf uploaded. | 30 December 2020 04:30 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/55/pdf |
| article xml uploaded. | 30 December 2020 04:30 CET | Update | https://www.mdpi.com/2227-9717/9/1/55/xml |
| article xml file uploaded | 30 December 2020 04:30 CET | Update | - |
| article html file updated | 29 December 2020 12:21 CET | Original file | - |
| article supplementary file uploaded. | 29 December 2020 12:20 CET | - | https://www.mdpi.com/2227-9717/9/1/55#supplementary |
| article pdf uploaded. | 29 December 2020 12:20 CET | Version of Record | https://www.mdpi.com/2227-9717/9/1/55/pdf-vor |
| article xml uploaded. | 29 December 2020 12:20 CET | Update | - |
| article xml file uploaded | 29 December 2020 12:20 CET | Original file | - |
