| article html file updated | 9 February 2020 03:28 CET | Update | https://www.mdpi.com/1424-8220/18/1/268 |
| article html file updated | 30 September 2019 00:34 CEST | Update | N/A |
| article html file updated | 2 May 2019 01:25 CEST | Update | N/A |
| article html file updated | 17 April 2019 23:44 CEST | Update | N/A |
| article html file updated | 28 March 2019 16:30 CET | Update | N/A |
| article html file updated | 2 February 2018 11:10 CET | Update | N/A |
| article html file updated | 19 January 2018 09:19 CET | Update | N/A |
| article xml uploaded. | 19 January 2018 09:17 CET | Update | https://www.mdpi.com/1424-8220/18/1/268/xml |
| article xml uploaded. | 19 January 2018 09:17 CET | Update | N/A |
| article pdf uploaded. | 19 January 2018 09:17 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/1/268/pdf |
| article html file updated | 18 January 2018 09:17 CET | Original file | N/A |
| article xml uploaded. | 18 January 2018 09:16 CET | Update | N/A |
| article xml uploaded. | 18 January 2018 09:16 CET | Original file | N/A |
| article pdf uploaded. | 18 January 2018 09:16 CET | Version of Record | https://www.mdpi.com/1424-8220/18/1/268/pdf-vor |
