| article html file updated | 7 February 2020 21:05 CET | Update | https://www.mdpi.com/1424-8220/17/1/122 |
| article html file updated | 22 September 2019 19:32 CEST | Update | - |
| article html file updated | 4 May 2019 16:10 CEST | Update | - |
| article html file updated | 8 February 2017 09:47 CET | Update | - |
| article html file updated | 10 January 2017 05:27 CET | Original file | - |
| article xml uploaded. | 10 January 2017 05:25 CET | Original file | https://www.mdpi.com/1424-8220/17/1/122/xml |
| article pdf uploaded. | 10 January 2017 05:25 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/122/pdf |
