| article html file updated | 29 August 2025 22:26 CEST | Update | https://www.mdpi.com/2072-6643/7/12/5521 |
| article html file updated | 16 July 2022 01:22 CEST | Update | N/A |
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| article html file updated | 26 March 2019 15:38 CET | Original file | N/A |
| article pdf uploaded. | 22 December 2015 08:55 CET | Updated version of record | https://www.mdpi.com/2072-6643/7/12/5521/pdf |
| article xml uploaded. | 22 December 2015 08:55 CET | Update | https://www.mdpi.com/2072-6643/7/12/5521/xml |
| article pdf uploaded. | 3 December 2015 11:32 CET | Version of Record | https://www.mdpi.com/2072-6643/7/12/5521/pdf-vor |
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