| article html file updated | 31 August 2025 00:20 CEST | Update | https://www.mdpi.com/2227-9717/7/9/556 |
| article html file updated | 20 July 2022 04:46 CEST | Update | - |
| article html file updated | 13 February 2020 11:50 CET | Update | - |
| article html file updated | 25 September 2019 19:35 CEST | Update | - |
| article html file updated | 30 August 2019 10:23 CEST | Original file | - |
| article pdf uploaded. | 30 August 2019 10:21 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/9/556/pdf |
| article xml uploaded. | 30 August 2019 10:21 CEST | Update | https://www.mdpi.com/2227-9717/7/9/556/xml |
| article xml file uploaded | 30 August 2019 10:21 CEST | Update | - |
| article pdf uploaded. | 22 August 2019 16:03 CEST | Version of Record | https://www.mdpi.com/2227-9717/7/9/556/pdf-vor |
| article xml file uploaded | 22 August 2019 16:03 CEST | Original file | - |
