| article html file updated | 7 February 2020 14:26 CET | Update | https://www.mdpi.com/1424-8220/16/9/1429 |
| article html file updated | 5 May 2019 05:05 CEST | Update | N/A |
| article html file updated | 27 September 2016 07:01 CEST | Update | N/A |
| article html file updated | 5 September 2016 12:10 CEST | Original file | N/A |
| article xml uploaded. | 5 September 2016 12:08 CEST | Update | https://www.mdpi.com/1424-8220/16/9/1429/xml |
| article xml uploaded. | 5 September 2016 12:08 CEST | Update | N/A |
| article xml uploaded. | 5 September 2016 12:08 CEST | Update | N/A |
| article xml uploaded. | 5 September 2016 12:08 CEST | Original file | N/A |
| article pdf uploaded. | 5 September 2016 12:08 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/9/1429/pdf |
