| article html file updated | 6 February 2020 17:00 CET | Update | https://www.mdpi.com/2071-1050/7/4/3528 |
| article html file updated | 6 May 2019 23:05 CEST | Update | N/A |
| article html file updated | 25 March 2019 23:36 CET | Update | N/A |
| article html file updated | 21 August 2015 09:22 CEST | Update | N/A |
| article html file updated | 30 March 2015 12:41 CEST | Original file | N/A |
| article xml file uploaded | 30 March 2015 12:41 CEST | Original file | https://www.mdpi.com/2071-1050/7/4/3528/xml |
| article supplementary file uploaded. | 25 March 2015 16:23 CET | - | https://www.mdpi.com/2071-1050/7/4/3528#supplementary |
| article pdf uploaded. | 25 March 2015 16:23 CET | Version of Record | https://www.mdpi.com/2071-1050/7/4/3528/pdf |
