| article html file updated | 8 February 2020 03:23 CET | Update | https://www.mdpi.com/2071-1050/9/4/563 |
| article html file updated | 24 September 2019 06:38 CEST | Update | N/A |
| article html file updated | 4 May 2019 02:36 CEST | Update | N/A |
| article html file updated | 28 April 2017 10:56 CEST | Update | N/A |
| article html file updated | 20 April 2017 12:48 CEST | Update | N/A |
| article xml uploaded. | 20 April 2017 12:46 CEST | Update | https://www.mdpi.com/2071-1050/9/4/563/xml |
| article pdf uploaded. | 20 April 2017 12:46 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/4/563/pdf |
| article html file updated | 12 April 2017 08:06 CEST | Original file | N/A |
| article pdf uploaded. | 12 April 2017 08:05 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/4/563/pdf-vor |
