| article html file updated | 8 February 2020 04:20 CET | Update | https://www.mdpi.com/1996-1073/10/5/589 |
| article html file updated | 24 September 2019 12:00 CEST | Update | - |
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| article html file updated | 27 May 2017 03:01 CEST | Update | - |
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| article xml uploaded. | 25 April 2017 17:17 CEST | Original file | https://www.mdpi.com/1996-1073/10/5/589/xml |
| article pdf uploaded. | 25 April 2017 17:17 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/5/589/pdf |
