| article html file updated | 6 February 2020 03:42 CET | Update | https://www.mdpi.com/2072-6643/5/8/3131 |
| article html file updated | 8 May 2019 01:54 CEST | Update | N/A |
| article html file updated | 21 March 2019 02:43 CET | Original file | N/A |
| article pdf uploaded. | 13 August 2013 10:23 CEST | Updated version of record | https://www.mdpi.com/2072-6643/5/8/3131/pdf |
| article supplementary file uploaded. | 9 August 2013 12:26 CEST | - | https://www.mdpi.com/2072-6643/5/8/3131#supplementary |
| article pdf uploaded. | 9 August 2013 12:26 CEST | Version of Record | https://www.mdpi.com/2072-6643/5/8/3131/pdf-vor |
