| article html file updated | 7 February 2020 20:18 CET | Update | https://www.mdpi.com/1424-8220/17/1/36 |
| article html file updated | 22 September 2019 15:08 CEST | Update | - |
| article html file updated | 4 May 2019 17:50 CEST | Update | - |
| article html file updated | 8 February 2017 08:52 CET | Update | - |
| article html file updated | 27 December 2016 12:19 CET | Original file | - |
| article xml uploaded. | 27 December 2016 12:14 CET | Update | https://www.mdpi.com/1424-8220/17/1/36/xml |
| article xml uploaded. | 27 December 2016 12:14 CET | Original file | - |
| article pdf uploaded. | 27 December 2016 12:14 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/1/36/pdf |
| article pdf uploaded. | 25 December 2016 08:55 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/36/pdf-vor |
