| article html file updated | 30 August 2025 00:22 CEST | Update | https://www.mdpi.com/1996-1073/10/2/172 |
| article html file updated | 16 July 2022 04:48 CEST | Update | - |
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| article xml uploaded. | 13 February 2017 03:55 CET | Update | https://www.mdpi.com/1996-1073/10/2/172/xml |
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| article pdf uploaded. | 13 February 2017 03:55 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/2/172/pdf |
| article html file updated | 10 February 2017 04:13 CET | Original file | - |
| article xml uploaded. | 10 February 2017 04:12 CET | Update | - |
| article xml uploaded. | 10 February 2017 04:12 CET | Original file | - |
| article pdf uploaded. | 10 February 2017 04:12 CET | Version of Record | https://www.mdpi.com/1996-1073/10/2/172/pdf-vor |
