| article html file updated | 7 February 2020 07:13 CET | Update | https://www.mdpi.com/2071-1050/8/4/370 |
| article html file updated | 5 May 2019 18:44 CEST | Update | - |
| article html file updated | 27 March 2019 01:48 CET | Update | - |
| article html file updated | 29 April 2016 06:00 CEST | Update | - |
| article html file updated | 13 April 2016 13:47 CEST | Original file | - |
| article xml uploaded. | 13 April 2016 13:46 CEST | Original file | https://www.mdpi.com/2071-1050/8/4/370/xml |
| article pdf uploaded. | 13 April 2016 13:46 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/4/370/pdf |
