| article html file updated | 31 August 2025 12:19 CEST | Update | https://www.mdpi.com/2304-8158/9/2/230 |
| article html file updated | 20 July 2022 20:50 CEST | Update | - |
| article html file updated | 7 March 2020 14:36 CET | Update | - |
| article html file updated | 7 March 2020 12:13 CET | Update | - |
| article html file updated | 26 February 2020 02:29 CET | Original file | - |
| article pdf uploaded. | 26 February 2020 02:27 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/2/230/pdf |
| article xml uploaded. | 26 February 2020 02:27 CET | Update | https://www.mdpi.com/2304-8158/9/2/230/xml |
| article xml file uploaded | 26 February 2020 02:27 CET | Update | - |
| article pdf uploaded. | 21 February 2020 12:16 CET | Version of Record | https://www.mdpi.com/2304-8158/9/2/230/pdf-vor |
| article xml file uploaded | 21 February 2020 12:16 CET | Original file | - |
