| article html file updated | 30 August 2025 00:20 CEST | Update | https://www.mdpi.com/1996-1073/10/2/169 |
| article html file updated | 16 July 2022 04:44 CEST | Update | N/A |
| article html file updated | 7 February 2020 22:37 CET | Update | N/A |
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| article xml uploaded. | 6 February 2017 03:29 CET | Update | https://www.mdpi.com/1996-1073/10/2/169/xml |
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| article pdf uploaded. | 6 February 2017 03:29 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/2/169/pdf |
| article html file updated | 4 February 2017 05:33 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2017 12:45 CET | Version of Record | N/A |
