| article html file updated | 8 February 2020 11:20 CET | Update | https://www.mdpi.com/2071-1050/9/7/1262 |
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| article pdf uploaded. | 18 August 2017 14:30 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/7/1262/pdf |
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| article xml uploaded. | 18 August 2017 14:26 CEST | Update | https://www.mdpi.com/2071-1050/9/7/1262/xml |
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| article pdf uploaded. | 19 July 2017 09:41 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/7/1262/pdf-vor |
| article pdf uploaded. | 18 July 2017 12:53 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/7/1262/pdf-vor |