| article html file updated | 31 August 2025 06:45 CEST | Update | https://www.mdpi.com/2079-9292/8/12/1556 |
| article html file updated | 19 July 2022 21:30 CEST | Update | - |
| article html file updated | 14 February 2020 19:21 CET | Update | - |
| article html file updated | 31 December 2019 17:08 CET | Update | - |
| article html file updated | 17 December 2019 10:59 CET | Original file | - |
| article pdf uploaded. | 17 December 2019 10:57 CET | Version of Record | https://www.mdpi.com/2079-9292/8/12/1556/pdf |
| article xml uploaded. | 17 December 2019 10:57 CET | Update | https://www.mdpi.com/2079-9292/8/12/1556/xml |
| article xml file uploaded | 17 December 2019 10:57 CET | Original file | - |
