| article html file updated | 8 February 2020 08:28 CET | Update | https://www.mdpi.com/2071-1050/9/6/1048 |
| article html file updated | 25 September 2019 09:23 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:08 CEST | Update | N/A |
| article html file updated | 28 June 2017 14:51 CEST | Update | N/A |
| article html file updated | 23 June 2017 05:24 CEST | Update | N/A |
| article xml uploaded. | 23 June 2017 05:22 CEST | Update | https://www.mdpi.com/2071-1050/9/6/1048/xml |
| article pdf uploaded. | 23 June 2017 05:22 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/6/1048/pdf |
| article html file updated | 19 June 2017 11:20 CEST | Original file | N/A |
| article pdf uploaded. | 19 June 2017 11:19 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/6/1048/pdf-vor |
| article pdf uploaded. | 16 June 2017 11:58 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/6/1048/pdf-vor |
