| article html file updated | 10 February 2020 21:09 CET | Update | https://www.mdpi.com/2076-3271/6/4/102 |
| article html file updated | 10 October 2019 09:53 CEST | Update | - |
| article html file updated | 28 April 2019 08:43 CEST | Update | - |
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| article html file updated | 26 December 2018 22:25 CET | Update | - |
| article html file updated | 13 November 2018 13:31 CET | Original file | - |
| article pdf uploaded. | 13 November 2018 13:30 CET | Version of Record | https://www.mdpi.com/2076-3271/6/4/102/pdf |
| article xml uploaded. | 13 November 2018 13:30 CET | Update | https://www.mdpi.com/2076-3271/6/4/102/xml |
| article xml file uploaded | 13 November 2018 13:30 CET | Original file | - |
