| article html file updated | 14 August 2026 19:49 CEST | Update | https://www.mdpi.com/1996-1073/10/12/2069 |
| article html file updated | 8 February 2020 23:10 CET | Update | N/A |
| article html file updated | 28 September 2019 23:58 CEST | Update | N/A |
| article html file updated | 2 May 2019 10:35 CEST | Update | N/A |
| article html file updated | 18 April 2019 08:13 CEST | Update | N/A |
| article html file updated | 2 January 2018 19:49 CET | Update | N/A |
| article html file updated | 6 December 2017 11:09 CET | Original file | N/A |
| article xml uploaded. | 6 December 2017 11:08 CET | Original file | https://www.mdpi.com/1996-1073/10/12/2069/xml |
| article pdf uploaded. | 6 December 2017 11:08 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/12/2069/pdf |
| article pdf uploaded. | 5 December 2017 11:08 CET | Version of Record | https://www.mdpi.com/1996-1073/10/12/2069/pdf-vor |
