| article html file updated | 7 February 2020 12:49 CET | Update | https://www.mdpi.com/2071-1050/8/8/752 |
| article html file updated | 5 May 2019 08:02 CEST | Update | N/A |
| article html file updated | 27 March 2019 12:35 CET | Update | N/A |
| article html file updated | 26 August 2016 10:29 CEST | Update | N/A |
| article html file updated | 4 August 2016 12:11 CEST | Update | N/A |
| article xml uploaded. | 4 August 2016 12:10 CEST | Update | https://www.mdpi.com/2071-1050/8/8/752/xml |
| article pdf uploaded. | 4 August 2016 12:10 CEST | Updated version of record | https://www.mdpi.com/2071-1050/8/8/752/pdf |
| article html file updated | 4 August 2016 12:10 CEST | Original file | N/A |
| article pdf uploaded. | 4 August 2016 12:08 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/8/752/pdf-vor |
