| article html file updated | 6 February 2020 17:26 CET | Update | https://www.mdpi.com/2079-4983/6/2/192 |
| article html file updated | 20 September 2019 19:49 CEST | Update | N/A |
| article html file updated | 6 May 2019 22:23 CEST | Update | N/A |
| article html file updated | 26 March 2019 00:16 CET | Update | N/A |
| article html file updated | 11 December 2018 09:05 CET | Update | N/A |
| article html file updated | 21 August 2015 10:07 CEST | Update | N/A |
| article html file updated | 8 July 2015 09:58 CEST | Original file | N/A |
| article xml file uploaded | 8 July 2015 09:58 CEST | Original file | https://www.mdpi.com/2079-4983/6/2/192/xml |
| article pdf uploaded. | 9 April 2015 09:28 CEST | Version of Record | https://www.mdpi.com/2079-4983/6/2/192/pdf |
