| article html file updated | 8 February 2020 09:14 CET | Update | https://www.mdpi.com/2218-273X/7/3/45 |
| article html file updated | 25 September 2019 13:34 CEST | Update | - |
| article html file updated | 3 May 2019 15:39 CEST | Update | - |
| article html file updated | 14 March 2018 17:49 CET | Update | - |
| article html file updated | 30 September 2017 11:24 CEST | Update | - |
| article html file updated | 26 June 2017 15:00 CEST | Original file | - |
| article xml uploaded. | 26 June 2017 14:59 CEST | Original file | https://www.mdpi.com/2218-273X/7/3/45/xml |
| article pdf uploaded. | 26 June 2017 14:59 CEST | Updated version of record | https://www.mdpi.com/2218-273X/7/3/45/pdf |
| article pdf uploaded. | 26 June 2017 10:24 CEST | Version of Record | https://www.mdpi.com/2218-273X/7/3/45/pdf-vor |
