| article html file updated | 10 February 2020 22:16 CET | Update | https://www.mdpi.com/2076-3387/8/4/72 |
| article html file updated | 10 October 2019 17:11 CEST | Update | - |
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| article html file updated | 26 December 2018 10:31 CET | Update | - |
| article html file updated | 20 November 2018 08:50 CET | Original file | - |
| article pdf uploaded. | 20 November 2018 08:49 CET | Version of Record | https://www.mdpi.com/2076-3387/8/4/72/pdf |
| article xml uploaded. | 20 November 2018 08:49 CET | Update | https://www.mdpi.com/2076-3387/8/4/72/xml |
| article xml file uploaded | 20 November 2018 08:49 CET | Original file | - |
