| article html file updated | 9 February 2020 03:29 CET | Update | https://www.mdpi.com/1424-8220/18/1/267 |
| article html file updated | 30 September 2019 00:36 CEST | Update | - |
| article html file updated | 2 May 2019 01:24 CEST | Update | - |
| article html file updated | 17 April 2019 23:43 CEST | Update | - |
| article html file updated | 28 March 2019 16:31 CET | Update | - |
| article html file updated | 2 February 2018 11:09 CET | Update | - |
| article html file updated | 18 January 2018 09:32 CET | Original file | - |
| article xml uploaded. | 18 January 2018 09:30 CET | Update | https://www.mdpi.com/1424-8220/18/1/267/xml |
| article xml uploaded. | 18 January 2018 09:30 CET | Update | - |
| article xml uploaded. | 18 January 2018 09:30 CET | Original file | - |
| article pdf uploaded. | 18 January 2018 09:30 CET | Version of Record | https://www.mdpi.com/1424-8220/18/1/267/pdf |
