| article html file updated | 6 February 2020 06:49 CET | Update | https://www.mdpi.com/2072-6694/6/1/153 |
| article html file updated | 7 May 2019 19:36 CEST | Update | N/A |
| article html file updated | 21 March 2019 11:16 CET | Update | N/A |
| article html file updated | 19 August 2015 18:07 CEST | Update | N/A |
| article html file updated | 28 April 2014 10:39 CEST | Original file | N/A |
| article xml file uploaded | 28 April 2014 10:39 CEST | Original file | https://www.mdpi.com/2072-6694/6/1/153/xml |
| article pdf uploaded. | 21 January 2014 09:20 CET | Version of Record | https://www.mdpi.com/2072-6694/6/1/153/pdf |
