| article html file updated | 8 February 2020 02:06 CET | Update | https://www.mdpi.com/2071-1050/9/4/483 |
| article html file updated | 23 September 2019 23:33 CEST | Update | - |
| article html file updated | 4 May 2019 05:19 CEST | Update | - |
| article html file updated | 28 April 2017 10:42 CEST | Update | - |
| article html file updated | 27 March 2017 05:29 CEST | Update | - |
| article html file updated | 26 March 2017 22:24 CEST | Update | - |
| article html file updated | 25 March 2017 22:24 CET | Update | - |
| article html file updated | 24 March 2017 22:27 CET | Update | - |
| article html file updated | 24 March 2017 11:30 CET | Original file | - |
| article xml uploaded. | 24 March 2017 11:29 CET | Original file | https://www.mdpi.com/2071-1050/9/4/483/xml |
| article pdf uploaded. | 24 March 2017 11:29 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/4/483/pdf |
| article pdf uploaded. | 23 March 2017 16:11 CET | Version of Record | https://www.mdpi.com/2071-1050/9/4/483/pdf-vor |
