| article html file updated | 13 February 2020 15:39 CET | Update | https://www.mdpi.com/2076-0760/8/9/255 |
| article html file updated | 6 September 2019 10:14 CEST | Original file | - |
| article pdf uploaded. | 6 September 2019 10:13 CEST | Version of Record | https://www.mdpi.com/2076-0760/8/9/255/pdf |
| article xml uploaded. | 6 September 2019 10:13 CEST | Update | https://www.mdpi.com/2076-0760/8/9/255/xml |
| article xml file uploaded | 6 September 2019 10:13 CEST | Original file | - |
