| article html file updated | 12 February 2020 04:47 CET | Update | https://www.mdpi.com/2218-273X/9/4/147 |
| article html file updated | 8 May 2019 21:53 CEST | Update | - |
| article html file updated | 25 April 2019 13:01 CEST | Update | - |
| article html file updated | 20 April 2019 12:07 CEST | Original file | - |
| article pdf uploaded. | 20 April 2019 12:06 CEST | Updated version of record | https://www.mdpi.com/2218-273X/9/4/147/pdf |
| article xml uploaded. | 20 April 2019 12:06 CEST | Update | https://www.mdpi.com/2218-273X/9/4/147/xml |
| article xml file uploaded | 20 April 2019 12:06 CEST | Update | - |
| article pdf uploaded. | 11 April 2019 17:24 CEST | Version of Record | https://www.mdpi.com/2218-273X/9/4/147/pdf-vor |
| article xml file uploaded | 11 April 2019 17:24 CEST | Original file | - |
