| article html file updated | 31 August 2025 06:04 CEST | Update | https://www.mdpi.com/2073-431X/8/4/90 |
| article html file updated | 19 July 2022 22:10 CEST | Update | - |
| article html file updated | 14 February 2020 17:01 CET | Update | - |
| article html file updated | 31 December 2019 03:27 CET | Update | - |
| article html file updated | 9 December 2019 08:35 CET | Original file | - |
| article pdf uploaded. | 9 December 2019 08:32 CET | Version of Record | https://www.mdpi.com/2073-431X/8/4/90/pdf |
| article xml uploaded. | 9 December 2019 08:32 CET | Update | https://www.mdpi.com/2073-431X/8/4/90/xml |
| article xml file uploaded | 9 December 2019 08:32 CET | Original file | - |
