| article html file updated | 12 February 2020 05:47 CET | Update | https://www.mdpi.com/2076-0787/8/2/77 |
| article html file updated | 30 April 2019 10:44 CEST | Original file | - |
| article pdf uploaded. | 30 April 2019 10:42 CEST | Updated version of record | https://www.mdpi.com/2076-0787/8/2/77/pdf |
| article xml uploaded. | 30 April 2019 10:42 CEST | Update | https://www.mdpi.com/2076-0787/8/2/77/xml |
| article xml file uploaded | 30 April 2019 10:42 CEST | Update | - |
| article pdf uploaded. | 16 April 2019 16:52 CEST | Version of Record | https://www.mdpi.com/2076-0787/8/2/77/pdf-vor |
| article xml file uploaded | 16 April 2019 16:52 CEST | Original file | - |
