| article html file updated | 8 February 2020 00:06 CET | Update | https://www.mdpi.com/1424-8220/17/3/438 |
| article html file updated | 23 September 2019 12:00 CEST | Update | - |
| article html file updated | 4 May 2019 09:46 CEST | Update | - |
| article html file updated | 31 March 2017 09:47 CEST | Update | - |
| article html file updated | 23 February 2017 12:07 CET | Original file | - |
| article xml uploaded. | 23 February 2017 12:06 CET | Update | https://www.mdpi.com/1424-8220/17/3/438/xml |
| article xml uploaded. | 23 February 2017 12:06 CET | Original file | - |
| article pdf uploaded. | 23 February 2017 12:06 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/438/pdf |
