| article html file updated | 7 February 2020 19:27 CET | Update | https://www.mdpi.com/2071-1050/8/12/1303 |
| article html file updated | 22 September 2019 10:38 CEST | Update | N/A |
| article html file updated | 4 May 2019 19:34 CEST | Update | N/A |
| article html file updated | 28 December 2016 08:18 CET | Update | N/A |
| article html file updated | 14 December 2016 04:45 CET | Original file | N/A |
| article xml uploaded. | 14 December 2016 04:44 CET | Original file | https://www.mdpi.com/2071-1050/8/12/1303/xml |
| article pdf uploaded. | 14 December 2016 04:44 CET | Updated version of record | https://www.mdpi.com/2071-1050/8/12/1303/pdf |
| article pdf uploaded. | 11 December 2016 08:49 CET | Version of Record | https://www.mdpi.com/2071-1050/8/12/1303/pdf-vor |
