| article html file updated | 14 August 2026 14:55 CEST | Update | https://www.mdpi.com/2071-1050/9/6/951 |
| article html file updated | 8 February 2020 07:26 CET | Update | N/A |
| article html file updated | 25 September 2019 04:03 CEST | Update | N/A |
| article html file updated | 3 May 2019 19:02 CEST | Update | N/A |
| article html file updated | 28 June 2017 14:40 CEST | Update | N/A |
| article html file updated | 5 June 2017 13:29 CEST | Original file | N/A |
| article xml uploaded. | 5 June 2017 13:28 CEST | Original file | https://www.mdpi.com/2071-1050/9/6/951/xml |
| article pdf uploaded. | 5 June 2017 13:28 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/6/951/pdf |
| article pdf uploaded. | 4 June 2017 11:57 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/6/951/pdf-vor |
