| article html file updated | 30 August 2025 00:18 CEST | Update | https://www.mdpi.com/1996-1073/10/2/157 |
| article html file updated | 16 July 2022 04:40 CEST | Update | N/A |
| article html file updated | 7 February 2020 22:20 CET | Update | N/A |
| article html file updated | 23 September 2019 02:06 CEST | Update | N/A |
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| article html file updated | 28 February 2017 10:23 CET | Update | N/A |
| article html file updated | 27 January 2017 10:05 CET | Original file | N/A |
| article xml uploaded. | 27 January 2017 10:04 CET | Update | https://www.mdpi.com/1996-1073/10/2/157/xml |
| article xml uploaded. | 27 January 2017 10:04 CET | Original file | N/A |
| article pdf uploaded. | 27 January 2017 10:02 CET | Version of Record | https://www.mdpi.com/1996-1073/10/2/157/pdf |
