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| article supplementary file uploaded. | 18 December 2018 06:44 CET | - | https://www.mdpi.com/2226-4787/6/4/134#supplementary |
| article pdf uploaded. | 18 December 2018 06:44 CET | Updated version of record | https://www.mdpi.com/2226-4787/6/4/134/pdf |
| article xml uploaded. | 18 December 2018 06:44 CET | Update | https://www.mdpi.com/2226-4787/6/4/134/xml |
| article xml file uploaded | 18 December 2018 06:44 CET | Update | - |
| article html file updated | 17 December 2018 13:30 CET | Original file | - |
| article supplementary file uploaded. | 17 December 2018 13:29 CET | - | https://www.mdpi.com/2226-4787/6/4/134#supplementary |
| article xml file uploaded | 17 December 2018 13:28 CET | Update | - |
| article pdf uploaded. | 17 December 2018 13:28 CET | Version of Record | https://www.mdpi.com/2226-4787/6/4/134/pdf-vor |
| article xml uploaded. | 17 December 2018 13:28 CET | Original file | - |
