| article html file updated | 9 February 2020 07:38 CET | Update | https://www.mdpi.com/1424-8220/18/3/686 |
| article html file updated | 1 October 2019 01:05 CEST | Update | - |
| article html file updated | 1 May 2019 16:19 CEST | Update | - |
| article html file updated | 17 April 2019 15:46 CEST | Update | - |
| article html file updated | 29 March 2019 01:31 CET | Update | - |
| article html file updated | 29 March 2018 09:06 CEST | Update | - |
| article html file updated | 26 February 2018 05:17 CET | Original file | - |
| article xml uploaded. | 26 February 2018 05:16 CET | Original file | https://www.mdpi.com/1424-8220/18/3/686/xml |
| article pdf uploaded. | 26 February 2018 05:16 CET | Version of Record | https://www.mdpi.com/1424-8220/18/3/686/pdf |
