| article html file updated | 8 February 2020 15:50 CET | Update | https://www.mdpi.com/1422-0067/18/9/1946 |
| article html file updated | 27 September 2019 01:32 CEST | Update | - |
| article html file updated | 3 May 2019 02:38 CEST | Update | - |
| article html file updated | 30 September 2017 12:20 CEST | Update | - |
| article html file updated | 11 September 2017 09:22 CEST | Original file | - |
| article xml uploaded. | 11 September 2017 09:20 CEST | Original file | https://www.mdpi.com/1422-0067/18/9/1946/xml |
| article pdf uploaded. | 11 September 2017 09:20 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/9/1946/pdf |
