| article html file updated | 9 February 2020 02:31 CET | Update | https://www.mdpi.com/1424-8220/18/1/170 |
| article html file updated | 29 September 2019 19:06 CEST | Update | - |
| article html file updated | 2 May 2019 03:22 CEST | Update | - |
| article html file updated | 18 April 2019 01:31 CEST | Update | - |
| article html file updated | 28 March 2019 14:19 CET | Update | - |
| article html file updated | 2 February 2018 10:49 CET | Update | - |
| article html file updated | 10 January 2018 06:44 CET | Original file | - |
| article xml uploaded. | 10 January 2018 06:43 CET | Original file | https://www.mdpi.com/1424-8220/18/1/170/xml |
| article pdf uploaded. | 10 January 2018 06:43 CET | Version of Record | https://www.mdpi.com/1424-8220/18/1/170/pdf |
