| article html file updated | 14 August 2026 13:56 CEST | Update | https://www.mdpi.com/1996-1073/10/4/558 |
| article html file updated | 8 February 2020 03:54 CET | Update | N/A |
| article html file updated | 24 September 2019 09:38 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:37 CEST | Update | N/A |
| article html file updated | 28 April 2017 06:26 CEST | Update | N/A |
| article html file updated | 20 April 2017 09:50 CEST | Original file | N/A |
| article xml uploaded. | 20 April 2017 09:49 CEST | Original file | https://www.mdpi.com/1996-1073/10/4/558/xml |
| article pdf uploaded. | 20 April 2017 09:49 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/4/558/pdf |
| article pdf uploaded. | 19 April 2017 13:28 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/4/558/pdf-vor |
