| article html file updated | 10 February 2020 08:47 CET | Update | https://www.mdpi.com/2227-9091/6/3/90 |
| article html file updated | 7 October 2019 08:33 CEST | Update | - |
| article html file updated | 29 April 2019 10:11 CEST | Update | - |
| article html file updated | 15 April 2019 05:52 CEST | Update | - |
| article html file updated | 31 March 2019 14:19 CEST | Update | - |
| article html file updated | 22 September 2018 12:31 CEST | Update | - |
| article html file updated | 4 September 2018 12:30 CEST | Original file | - |
| article pdf uploaded. | 4 September 2018 12:29 CEST | Updated version of record | https://www.mdpi.com/2227-9091/6/3/90/pdf |
| article xml uploaded. | 4 September 2018 12:29 CEST | Update | https://www.mdpi.com/2227-9091/6/3/90/xml |
| article xml file uploaded | 4 September 2018 12:29 CEST | Update | - |
| article pdf uploaded. | 1 September 2018 13:17 CEST | Version of Record | https://www.mdpi.com/2227-9091/6/3/90/pdf-vor |
| article xml file uploaded | 1 September 2018 13:17 CEST | Original file | - |
