| article html file updated | 30 August 2025 01:32 CEST | Update | https://www.mdpi.com/1996-1073/10/11/1731 |
| article html file updated | 16 July 2022 07:04 CEST | Update | N/A |
| article html file updated | 8 February 2020 19:42 CET | Update | N/A |
| article html file updated | 28 September 2019 01:51 CEST | Update | N/A |
| article html file updated | 2 May 2019 18:24 CEST | Update | N/A |
| article html file updated | 30 November 2017 10:52 CET | Update | N/A |
| article html file updated | 30 October 2017 21:37 CET | Original file | N/A |
| article xml uploaded. | 30 October 2017 21:36 CET | Original file | https://www.mdpi.com/1996-1073/10/11/1731/xml |
| article pdf uploaded. | 30 October 2017 21:36 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/11/1731/pdf |
| article pdf uploaded. | 28 October 2017 09:09 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/11/1731/pdf-vor |