| article html file updated | 7 February 2020 12:38 CET | Update | https://www.mdpi.com/2227-7102/6/3/24 |
| article html file updated | 21 September 2019 22:09 CEST | Update | N/A |
| article html file updated | 5 May 2019 08:23 CEST | Update | N/A |
| article html file updated | 27 March 2019 12:01 CET | Update | N/A |
| article html file updated | 9 November 2017 12:35 CET | Update | N/A |
| article html file updated | 27 October 2017 10:03 CEST | Update | N/A |
| article html file updated | 1 August 2016 10:57 CEST | Original file | N/A |
| article xml uploaded. | 1 August 2016 10:56 CEST | Original file | https://www.mdpi.com/2227-7102/6/3/24/xml |
| article pdf uploaded. | 1 August 2016 10:56 CEST | Version of Record | https://www.mdpi.com/2227-7102/6/3/24/pdf |
