| article html file updated | 7 February 2020 07:27 CET | Update | https://www.mdpi.com/2071-1050/8/4/382 |
| article html file updated | 5 May 2019 18:15 CEST | Update | N/A |
| article html file updated | 27 March 2019 02:15 CET | Update | N/A |
| article html file updated | 29 April 2016 06:03 CEST | Update | N/A |
| article html file updated | 19 April 2016 11:24 CEST | Original file | N/A |
| article xml uploaded. | 19 April 2016 11:22 CEST | Original file | https://www.mdpi.com/2071-1050/8/4/382/xml |
| article pdf uploaded. | 19 April 2016 11:22 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/4/382/pdf |
