| article html file updated | 9 February 2020 13:05 CET | Update | https://www.mdpi.com/1424-8220/18/4/1145 |
| article html file updated | 2 October 2019 10:24 CEST | Update | - |
| article html file updated | 1 May 2019 04:55 CEST | Update | - |
| article html file updated | 17 April 2019 05:10 CEST | Update | - |
| article html file updated | 29 March 2019 14:01 CET | Update | - |
| article html file updated | 7 May 2018 04:52 CEST | Update | - |
| article html file updated | 12 April 2018 04:44 CEST | Original file | - |
| article xml uploaded. | 12 April 2018 04:43 CEST | Update | https://www.mdpi.com/1424-8220/18/4/1145/xml |
| article pdf uploaded. | 12 April 2018 04:43 CEST | Updated version of record | https://www.mdpi.com/1424-8220/18/4/1145/pdf |
| article pdf uploaded. | 9 April 2018 14:03 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/4/1145/pdf-vor |
