| article html file updated | 9 February 2020 05:29 CET | Update | https://www.mdpi.com/1424-8220/18/2/460 |
| article html file updated | 30 September 2019 12:32 CEST | Update | - |
| article html file updated | 1 May 2019 21:02 CEST | Update | - |
| article html file updated | 17 April 2019 19:59 CEST | Update | - |
| article html file updated | 28 March 2019 20:51 CET | Update | - |
| article html file updated | 14 March 2018 19:06 CET | Update | - |
| article html file updated | 4 February 2018 09:16 CET | Original file | - |
| article xml uploaded. | 4 February 2018 09:15 CET | Update | https://www.mdpi.com/1424-8220/18/2/460/xml |
| article xml uploaded. | 4 February 2018 09:15 CET | Original file | - |
| article pdf uploaded. | 4 February 2018 09:15 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/460/pdf |
| article pdf uploaded. | 4 February 2018 09:02 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/460/pdf-vor |
