| article html file updated | 7 February 2020 22:22 CET | Update | https://www.mdpi.com/2218-0532/85/1/5 |
| article html file updated | 23 September 2019 02:21 CEST | Update | - |
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| article html file updated | 31 March 2017 04:48 CEST | Update | - |
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| article xml uploaded. | 7 February 2017 08:29 CET | Original file | https://www.mdpi.com/2218-0532/85/1/5/xml |
| article pdf uploaded. | 7 February 2017 08:29 CET | Updated version of record | https://www.mdpi.com/2218-0532/85/1/5/pdf |
| article pdf uploaded. | 27 January 2017 16:41 CET | Version of Record | https://www.mdpi.com/2218-0532/85/1/5/pdf-vor |