| article html file updated | 10 February 2020 10:05 CET | Update | https://www.mdpi.com/2078-2489/9/9/230 |
| article html file updated | 29 April 2019 07:24 CEST | Update | - |
| article html file updated | 15 April 2019 03:09 CEST | Update | - |
| article html file updated | 31 March 2019 17:02 CEST | Update | - |
| article html file updated | 25 September 2018 12:31 CEST | Update | - |
| article html file updated | 10 September 2018 09:56 CEST | Original file | - |
| article pdf uploaded. | 10 September 2018 09:55 CEST | Version of Record | https://www.mdpi.com/2078-2489/9/9/230/pdf |
| article xml uploaded. | 10 September 2018 09:55 CEST | Update | https://www.mdpi.com/2078-2489/9/9/230/xml |
| article xml file uploaded | 10 September 2018 09:55 CEST | Original file | - |