| article html file updated | 7 February 2020 14:56 CET | Update | https://www.mdpi.com/1424-8220/16/9/1480 |
| article html file updated | 5 May 2019 04:12 CEST | Update | N/A |
| article html file updated | 27 September 2016 07:21 CEST | Update | N/A |
| article html file updated | 13 September 2016 12:01 CEST | Original file | N/A |
| article xml uploaded. | 13 September 2016 11:58 CEST | Update | https://www.mdpi.com/1424-8220/16/9/1480/xml |
| article xml uploaded. | 13 September 2016 11:58 CEST | Update | N/A |
| article xml uploaded. | 13 September 2016 11:58 CEST | Update | N/A |
| article xml uploaded. | 13 September 2016 11:58 CEST | Original file | N/A |
| article pdf uploaded. | 13 September 2016 11:58 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/9/1480/pdf |
