| article html file updated | 31 August 2025 02:09 CEST | Update | https://www.mdpi.com/2075-4418/9/4/131 |
| article html file updated | 20 July 2022 02:33 CEST | Update | - |
| article html file updated | 13 February 2020 21:02 CET | Update | - |
| article html file updated | 30 December 2019 10:59 CET | Update | - |
| article html file updated | 28 September 2019 09:36 CEST | Original file | - |
| article pdf uploaded. | 28 September 2019 09:35 CEST | Version of Record | https://www.mdpi.com/2075-4418/9/4/131/pdf |
| article xml uploaded. | 28 September 2019 09:35 CEST | Update | https://www.mdpi.com/2075-4418/9/4/131/xml |
| article xml file uploaded | 28 September 2019 09:35 CEST | Original file | - |
