| article html file updated | 6 February 2020 02:16 CET | Update | https://www.mdpi.com/1422-8599/2013/2/M802 |
| article html file updated | 8 May 2019 04:49 CEST | Update | - |
| article html file updated | 20 March 2019 22:54 CET | Update | - |
| article html file updated | 21 September 2017 06:24 CEST | Update | - |
| article xml uploaded. | 21 September 2017 06:23 CEST | Update | https://www.mdpi.com/1422-8599/2013/2/M802/xml |
| article html file updated | 21 September 2017 06:08 CEST | Update | - |
| article xml uploaded. | 21 September 2017 06:07 CEST | Original file | - |
| article html file updated | 15 December 2016 02:21 CET | Original file | - |
| article supplementary file uploaded. | 23 May 2013 14:57 CEST | - | https://www.mdpi.com/1422-8599/2013/2/M802#supplementary |
| article pdf uploaded. | 23 May 2013 14:56 CEST | Version of Record | https://www.mdpi.com/1422-8599/2013/2/M802/pdf |