| article html file updated | 11 February 2020 21:03 CET | Update | https://www.mdpi.com/2227-9067/6/3/42 |
| article html file updated | 26 April 2019 05:39 CEST | Update | - |
| article html file updated | 12 April 2019 00:49 CEST | Update | - |
| article html file updated | 4 April 2019 10:09 CEST | Update | - |
| article html file updated | 9 March 2019 10:39 CET | Original file | - |
| article pdf uploaded. | 9 March 2019 10:37 CET | Updated version of record | https://www.mdpi.com/2227-9067/6/3/42/pdf |
| article xml uploaded. | 9 March 2019 10:37 CET | Update | https://www.mdpi.com/2227-9067/6/3/42/xml |
| article xml file uploaded | 9 March 2019 10:37 CET | Update | - |
| article pdf uploaded. | 8 March 2019 16:14 CET | Version of Record | https://www.mdpi.com/2227-9067/6/3/42/pdf-vor |
| article xml file uploaded | 8 March 2019 16:14 CET | Original file | - |
