| article html file updated | 12 February 2020 17:39 CET | Update | https://www.mdpi.com/2227-7390/7/6/510 |
| article html file updated | 4 July 2019 14:17 CEST | Update | - |
| article html file updated | 4 June 2019 23:53 CEST | Original file | - |
| article pdf uploaded. | 4 June 2019 15:13 CEST | Version of Record | https://www.mdpi.com/2227-7390/7/6/510/pdf |
| article xml uploaded. | 4 June 2019 15:13 CEST | Update | https://www.mdpi.com/2227-7390/7/6/510/xml |
| article xml file uploaded | 4 June 2019 15:13 CEST | Original file | - |
