| article html file updated | 8 February 2020 14:13 CET | Update | https://www.mdpi.com/1422-0067/18/9/1811 |
| article html file updated | 26 September 2019 16:47 CEST | Update | - |
| article html file updated | 3 May 2019 05:37 CEST | Update | - |
| article html file updated | 30 September 2017 12:03 CEST | Update | - |
| article html file updated | 23 August 2017 16:20 CEST | Original file | - |
| article xml uploaded. | 23 August 2017 16:19 CEST | Original file | https://www.mdpi.com/1422-0067/18/9/1811/xml |
| article pdf uploaded. | 23 August 2017 16:19 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/9/1811/pdf |
