| article html file updated | 9 February 2020 06:03 CET | Update | https://www.mdpi.com/1424-8220/18/2/522 |
| article html file updated | 30 September 2019 15:54 CEST | Update | - |
| article html file updated | 1 May 2019 19:46 CEST | Update | - |
| article html file updated | 17 April 2019 18:53 CEST | Update | - |
| article html file updated | 28 March 2019 22:06 CET | Update | - |
| article html file updated | 14 March 2018 19:31 CET | Update | - |
| article html file updated | 24 February 2018 14:03 CET | Update | - |
| article xml uploaded. | 24 February 2018 14:02 CET | Update | https://www.mdpi.com/1424-8220/18/2/522/xml |
| article pdf uploaded. | 24 February 2018 14:02 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/522/pdf |
| article html file updated | 9 February 2018 11:09 CET | Original file | - |
| article xml uploaded. | 9 February 2018 10:52 CET | Original file | - |
| article pdf uploaded. | 9 February 2018 10:52 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/522/pdf-vor |
