| article html file updated | 7 February 2020 06:13 CET | Update | https://www.mdpi.com/2071-1050/8/3/287 |
| article html file updated | 5 May 2019 20:47 CEST | Update | - |
| article html file updated | 27 March 2019 00:01 CET | Update | - |
| article html file updated | 31 March 2016 08:46 CEST | Original file | - |
| article xml uploaded. | 23 March 2016 10:16 CET | Update | https://www.mdpi.com/2071-1050/8/3/287/xml |
| article pdf uploaded. | 23 March 2016 10:16 CET | Updated version of record | https://www.mdpi.com/2071-1050/8/3/287/pdf |
| article pdf uploaded. | 22 March 2016 11:26 CET | Version of Record | https://www.mdpi.com/2071-1050/8/3/287/pdf-vor |
