| article html file updated | 6 February 2020 17:03 CET | Update | https://www.mdpi.com/1999-4893/8/2/82 |
| article html file updated | 6 May 2019 22:59 CEST | Update | N/A |
| article html file updated | 25 March 2019 23:41 CET | Update | N/A |
| article html file updated | 21 August 2015 09:31 CEST | Update | N/A |
| article html file updated | 15 July 2015 09:22 CEST | Original file | N/A |
| article xml file uploaded | 15 July 2015 09:22 CEST | Original file | https://www.mdpi.com/1999-4893/8/2/82/xml |
| article pdf uploaded. | 19 May 2015 11:41 CEST | Updated version of record | https://www.mdpi.com/1999-4893/8/2/82/pdf |
| article pdf uploaded. | 27 March 2015 09:50 CET | Version of Record | https://www.mdpi.com/1999-4893/8/2/82/pdf-vor |
