| article html file updated | 13 February 2020 11:40 CET | Update | https://www.mdpi.com/2227-9717/7/9/552 |
| article html file updated | 25 September 2019 19:32 CEST | Update | - |
| article html file updated | 17 September 2019 05:32 CEST | Update | - |
| article html file updated | 17 September 2019 05:30 CEST | Update | - |
| article html file updated | 17 September 2019 05:28 CEST | Update | - |
| article xml uploaded. | 17 September 2019 05:26 CEST | Update | https://www.mdpi.com/2227-9717/7/9/552/xml |
| article xml uploaded. | 17 September 2019 05:26 CEST | Update | - |
| article xml uploaded. | 17 September 2019 05:26 CEST | Update | - |
| article pdf uploaded. | 17 September 2019 05:26 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/9/552/pdf |
| article html file updated | 22 August 2019 11:36 CEST | Original file | - |
| article pdf uploaded. | 22 August 2019 11:33 CEST | Version of Record | https://www.mdpi.com/2227-9717/7/9/552/pdf-vor |
| article xml uploaded. | 22 August 2019 11:33 CEST | Update | - |
| article xml file uploaded | 22 August 2019 11:33 CEST | Original file | - |
