| article html file updated | 9 February 2020 11:04 CET | Update | https://www.mdpi.com/1424-8220/18/4/960 |
| article html file updated | 1 October 2019 22:18 CEST | Update | N/A |
| article html file updated | 1 May 2019 09:07 CEST | Update | N/A |
| article html file updated | 17 April 2019 09:03 CEST | Update | N/A |
| article html file updated | 29 March 2019 09:22 CET | Update | N/A |
| article html file updated | 7 May 2018 03:59 CEST | Update | N/A |
| article html file updated | 26 March 2018 05:11 CEST | Update | N/A |
| article xml uploaded. | 26 March 2018 05:10 CEST | Update | https://www.mdpi.com/1424-8220/18/4/960/xml |
| article pdf uploaded. | 26 March 2018 05:10 CEST | Updated version of record | https://www.mdpi.com/1424-8220/18/4/960/pdf |
| article pdf uploaded. | 26 March 2018 04:03 CEST | Updated version of record | https://www.mdpi.com/1424-8220/18/4/960/pdf-vor |
| article html file updated | 23 March 2018 17:55 CET | Original file | N/A |
| article pdf uploaded. | 23 March 2018 17:54 CET | Version of Record | https://www.mdpi.com/1424-8220/18/4/960/pdf-vor |
