| article html file updated | 31 August 2025 00:46 CEST | Update | https://www.mdpi.com/2079-9292/8/9/977 |
| article html file updated | 20 July 2022 04:14 CEST | Update | - |
| article html file updated | 13 February 2020 14:09 CET | Update | - |
| article html file updated | 25 September 2019 19:21 CEST | Update | - |
| article html file updated | 9 September 2019 12:05 CEST | Original file | - |
| article pdf uploaded. | 9 September 2019 12:03 CEST | Updated version of record | https://www.mdpi.com/2079-9292/8/9/977/pdf |
| article xml uploaded. | 9 September 2019 12:03 CEST | Update | https://www.mdpi.com/2079-9292/8/9/977/xml |
| article xml file uploaded | 9 September 2019 12:03 CEST | Update | - |
| article pdf uploaded. | 1 September 2019 05:31 CEST | Version of Record | https://www.mdpi.com/2079-9292/8/9/977/pdf-vor |
| article xml file uploaded | 1 September 2019 05:31 CEST | Original file | - |
