| article html file updated | 30 August 2025 00:33 CEST | Update | https://www.mdpi.com/2071-1050/9/3/373 |
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| article xml uploaded. | 6 March 2017 06:37 CET | Update | https://www.mdpi.com/2071-1050/9/3/373/xml |
| article pdf uploaded. | 6 March 2017 06:37 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/3/373/pdf |
| article pdf uploaded. | 3 March 2017 14:07 CET | Version of Record | https://www.mdpi.com/2071-1050/9/3/373/pdf-vor |