| article html file updated | 6 February 2020 01:19 CET | Update | https://www.mdpi.com/1660-4601/10/4/1356 |
| article html file updated | 8 May 2019 06:40 CEST | Update | N/A |
| article html file updated | 20 March 2019 20:33 CET | Update | N/A |
| article html file updated | 17 June 2015 08:08 CEST | Update | N/A |
| article html file updated | 30 April 2013 09:18 CEST | Original file | N/A |
| article xml uploaded. | 30 April 2013 09:17 CEST | Original file | https://www.mdpi.com/1660-4601/10/4/1356/xml |
| article pdf uploaded. | 3 April 2013 16:31 CEST | Updated version of record | https://www.mdpi.com/1660-4601/10/4/1356/pdf |
| article pdf uploaded. | 2 April 2013 14:23 CEST | Version of Record | https://www.mdpi.com/1660-4601/10/4/1356/pdf-vor |
