| article html file updated | 30 August 2025 00:31 CEST | Update | https://www.mdpi.com/2072-6643/9/3/213 |
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| article xml uploaded. | 1 March 2017 10:37 CET | Original file | https://www.mdpi.com/2072-6643/9/3/213/xml |
| article pdf uploaded. | 1 March 2017 10:37 CET | Updated version of record | https://www.mdpi.com/2072-6643/9/3/213/pdf |
| article pdf uploaded. | 28 February 2017 10:13 CET | Version of Record | https://www.mdpi.com/2072-6643/9/3/213/pdf-vor |
