| article html file updated | 29 August 2025 23:00 CEST | Update | https://www.mdpi.com/1422-0067/17/5/617 |
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| article xml uploaded. | 28 April 2016 11:44 CEST | Update | https://www.mdpi.com/1422-0067/17/5/617/xml |
| article pdf uploaded. | 28 April 2016 11:44 CEST | Updated version of record | https://www.mdpi.com/1422-0067/17/5/617/pdf |
| article pdf uploaded. | 25 April 2016 12:23 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/5/617/pdf-vor |
