| article html file updated | 7 February 2020 05:13 CET | Update | https://www.mdpi.com/2071-1050/8/3/222 |
| article html file updated | 5 May 2019 22:54 CEST | Update | - |
| article html file updated | 26 March 2019 22:06 CET | Update | - |
| article html file updated | 31 March 2016 08:38 CEST | Original file | - |
| article pdf uploaded. | 4 March 2016 05:25 CET | Updated version of record | https://www.mdpi.com/2071-1050/8/3/222/pdf |
| article xml uploaded. | 4 March 2016 05:25 CET | Update | https://www.mdpi.com/2071-1050/8/3/222/xml |
| article pdf uploaded. | 29 February 2016 11:40 CET | Version of Record | https://www.mdpi.com/2071-1050/8/3/222/pdf-vor |
| article xml uploaded. | 29 February 2016 11:40 CET | Original file | - |
