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| article html file updated | 17 December 2018 11:36 CET | Original file | N/A |
| article pdf uploaded. | 17 December 2018 11:33 CET | Updated version of record | https://www.mdpi.com/2073-8994/10/12/721/pdf |
| article xml uploaded. | 17 December 2018 11:33 CET | Update | https://www.mdpi.com/2073-8994/10/12/721/xml |
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| article pdf uploaded. | 5 December 2018 13:20 CET | Updated version of record | https://www.mdpi.com/2073-8994/10/12/721/pdf-vor |
| article pdf uploaded. | 5 December 2018 13:18 CET | Version of Record | https://www.mdpi.com/2073-8994/10/12/721/pdf-vor |
| article xml file uploaded | 5 December 2018 13:18 CET | Original file | N/A |
