| article html file updated | 9 February 2020 11:35 CET | Update | https://www.mdpi.com/1424-8220/18/4/1006 |
| article html file updated | 2 October 2019 01:18 CEST | Update | N/A |
| article html file updated | 1 May 2019 08:00 CEST | Update | N/A |
| article html file updated | 17 April 2019 07:58 CEST | Update | N/A |
| article html file updated | 29 March 2019 10:34 CET | Update | N/A |
| article html file updated | 7 May 2018 04:12 CEST | Update | N/A |
| article html file updated | 29 March 2018 12:22 CEST | Update | N/A |
| article xml uploaded. | 29 March 2018 12:20 CEST | Update | https://www.mdpi.com/1424-8220/18/4/1006/xml |
| article pdf uploaded. | 29 March 2018 12:20 CEST | Updated version of record | https://www.mdpi.com/1424-8220/18/4/1006/pdf |
| article html file updated | 28 March 2018 11:16 CEST | Original file | N/A |
| article pdf uploaded. | 28 March 2018 11:00 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/4/1006/pdf-vor |
