| article html file updated | 6 September 2018 14:31 CEST | Original file | https://www.mdpi.com/2409-515X/4/3/28 |
| article pdf uploaded. | 6 September 2018 14:30 CEST | Version of Record | https://www.mdpi.com/2409-515X/4/3/28/pdf |
| article xml uploaded. | 6 September 2018 14:30 CEST | Update | https://www.mdpi.com/2409-515X/4/3/28/xml |
| article xml file uploaded | 6 September 2018 14:30 CEST | Original file | - |
