| article html file updated | 8 February 2020 21:26 CET | Update | https://www.mdpi.com/2227-9717/5/4/74 |
| article html file updated | 28 September 2019 13:07 CEST | Update | N/A |
| article html file updated | 2 May 2019 14:27 CEST | Update | N/A |
| article html file updated | 18 April 2019 12:07 CEST | Update | N/A |
| article html file updated | 2 January 2018 11:58 CET | Update | N/A |
| article html file updated | 17 November 2017 09:49 CET | Original file | N/A |
| article xml uploaded. | 17 November 2017 09:48 CET | Update | https://www.mdpi.com/2227-9717/5/4/74/xml |
| article xml uploaded. | 17 November 2017 09:48 CET | Original file | N/A |
| article pdf uploaded. | 17 November 2017 09:48 CET | Version of Record | https://www.mdpi.com/2227-9717/5/4/74/pdf |
