| article html file updated | 7 February 2020 10:56 CET | Update | https://www.mdpi.com/2075-4701/6/7/145 |
| article html file updated | 5 May 2019 11:31 CEST | Update | - |
| article html file updated | 27 March 2019 08:52 CET | Update | - |
| article html file updated | 29 July 2016 13:02 CEST | Update | - |
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| article xml uploaded. | 29 June 2016 09:18 CEST | Original file | https://www.mdpi.com/2075-4701/6/7/145/xml |
| article pdf uploaded. | 29 June 2016 09:18 CEST | Version of Record | https://www.mdpi.com/2075-4701/6/7/145/pdf |
