| article html file updated | 30 August 2025 01:52 CEST | Update | https://www.mdpi.com/1996-1073/10/12/2044 |
| article html file updated | 16 July 2022 07:45 CEST | Update | N/A |
| article html file updated | 8 February 2020 22:59 CET | Update | N/A |
| article html file updated | 28 September 2019 22:54 CEST | Update | N/A |
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| article html file updated | 18 April 2019 08:36 CEST | Update | N/A |
| article html file updated | 2 January 2018 19:36 CET | Update | N/A |
| article html file updated | 5 December 2017 14:26 CET | Original file | N/A |
| article xml uploaded. | 5 December 2017 14:25 CET | Update | https://www.mdpi.com/1996-1073/10/12/2044/xml |
| article xml uploaded. | 5 December 2017 14:25 CET | Update | N/A |
| article xml uploaded. | 5 December 2017 14:25 CET | Original file | N/A |
| article pdf uploaded. | 5 December 2017 14:25 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/12/2044/pdf |
| article pdf uploaded. | 3 December 2017 14:07 CET | Version of Record | https://www.mdpi.com/1996-1073/10/12/2044/pdf-vor |
