| article html file updated | 6 February 2020 08:52 CET | Update | https://www.mdpi.com/1422-0067/15/5/7139 |
| article html file updated | 7 May 2019 15:20 CEST | Update | - |
| article html file updated | 21 March 2019 16:10 CET | Update | - |
| article html file updated | 20 August 2015 04:41 CEST | Update | - |
| article html file updated | 16 June 2014 09:58 CEST | Original file | - |
| article xml file uploaded | 16 June 2014 09:58 CEST | Original file | https://www.mdpi.com/1422-0067/15/5/7139/xml |
| article supplementary file uploaded. | 25 April 2014 11:56 CEST | - | https://www.mdpi.com/1422-0067/15/5/7139#supplementary |
| article pdf uploaded. | 25 April 2014 11:56 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/5/7139/pdf |