| article html file updated | 8 February 2020 00:42 CET | Update | https://www.mdpi.com/2071-1050/9/3/370 |
| article html file updated | 23 September 2019 15:27 CEST | Update | - |
| article html file updated | 4 May 2019 08:24 CEST | Update | - |
| article html file updated | 28 March 2017 06:05 CEST | Update | - |
| article html file updated | 3 March 2017 15:23 CET | Original file | - |
| article xml uploaded. | 3 March 2017 15:22 CET | Original file | https://www.mdpi.com/2071-1050/9/3/370/xml |
| article pdf uploaded. | 3 March 2017 15:22 CET | Version of Record | https://www.mdpi.com/2071-1050/9/3/370/pdf |
