| article html file updated | 31 August 2025 02:28 CEST | Update | https://www.mdpi.com/2075-4418/9/4/140 |
| article html file updated | 21 August 2025 22:47 CEST | Update | - |
| article html file updated | 13 February 2020 22:40 CET | Update | - |
| article html file updated | 30 December 2019 11:01 CET | Update | - |
| article html file updated | 25 October 2019 13:10 CEST | Original file | - |
| article pdf uploaded. | 25 October 2019 13:09 CEST | Updated version of record | https://www.mdpi.com/2075-4418/9/4/140/pdf |
| article xml uploaded. | 25 October 2019 13:09 CEST | Update | https://www.mdpi.com/2075-4418/9/4/140/xml |
| article xml file uploaded | 25 October 2019 13:09 CEST | Update | - |
| article pdf uploaded. | 5 October 2019 10:30 CEST | Version of Record | https://www.mdpi.com/2075-4418/9/4/140/pdf-vor |
| article xml file uploaded | 5 October 2019 10:30 CEST | Original file | - |
