| article html file updated | 8 February 2020 16:09 CET | Update | https://www.mdpi.com/2306-7381/4/3/45 |
| article html file updated | 27 September 2019 03:15 CEST | Update | - |
| article html file updated | 3 May 2019 02:03 CEST | Update | - |
| article html file updated | 14 September 2017 10:31 CEST | Original file | - |
| article xml uploaded. | 14 September 2017 10:30 CEST | Update | https://www.mdpi.com/2306-7381/4/3/45/xml |
| article xml uploaded. | 14 September 2017 10:30 CEST | Original file | - |
| article pdf uploaded. | 14 September 2017 10:30 CEST | Version of Record | https://www.mdpi.com/2306-7381/4/3/45/pdf |
