| article html file updated | 11 February 2020 04:47 CET | Update | https://www.mdpi.com/2076-3417/9/1/33 |
| article html file updated | 12 October 2019 08:50 CEST | Update | - |
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| article html file updated | 22 December 2018 08:59 CET | Original file | - |
| article pdf uploaded. | 22 December 2018 08:58 CET | Version of Record | https://www.mdpi.com/2076-3417/9/1/33/pdf |
| article xml uploaded. | 22 December 2018 08:58 CET | Update | https://www.mdpi.com/2076-3417/9/1/33/xml |
| article xml file uploaded | 22 December 2018 08:58 CET | Original file | - |
