| article html file updated | 29 August 2025 22:28 CEST | Update | https://www.mdpi.com/1996-1073/8/12/12416 |
| article html file updated | 16 July 2022 01:26 CEST | Update | N/A |
| article html file updated | 7 February 2020 02:10 CET | Update | N/A |
| article html file updated | 6 May 2019 05:07 CEST | Update | N/A |
| article html file updated | 26 March 2019 16:21 CET | Original file | N/A |
| article pdf uploaded. | 12 December 2015 10:08 CET | Version of Record | https://www.mdpi.com/1996-1073/8/12/12416/pdf |
| article xml uploaded. | 12 December 2015 10:08 CET | Original file | https://www.mdpi.com/1996-1073/8/12/12416/xml |
