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| article html file updated | 20 December 2018 10:02 CET | Original file | - |
| article pdf uploaded. | 20 December 2018 10:01 CET | Updated version of record | https://www.mdpi.com/2308-3425/5/4/59/pdf |
| article xml uploaded. | 20 December 2018 10:01 CET | Update | https://www.mdpi.com/2308-3425/5/4/59/xml |
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| article pdf uploaded. | 17 December 2018 17:01 CET | Updated version of record | https://www.mdpi.com/2308-3425/5/4/59/pdf-vor |
| article pdf uploaded. | 17 December 2018 17:00 CET | Version of Record | https://www.mdpi.com/2308-3425/5/4/59/pdf-vor |
| article xml file uploaded | 17 December 2018 17:00 CET | Original file | - |
