| article html file updated | 9 February 2020 19:20 CET | Update | https://www.mdpi.com/2220-9964/7/6/200 |
| article html file updated | 4 October 2019 00:54 CEST | Update | - |
| article html file updated | 30 April 2019 16:00 CEST | Update | - |
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| article html file updated | 26 June 2018 10:59 CEST | Update | - |
| article html file updated | 28 May 2018 14:42 CEST | Original file | - |
| article pdf uploaded. | 28 May 2018 14:41 CEST | Version of Record | https://www.mdpi.com/2220-9964/7/6/200/pdf |
| article xml uploaded. | 28 May 2018 14:41 CEST | Update | https://www.mdpi.com/2220-9964/7/6/200/xml |
| article xml file uploaded | 28 May 2018 14:41 CEST | Original file | - |
