| article html file updated | 6 February 2020 09:12 CET | Update | https://www.mdpi.com/1422-0067/15/5/8407 |
| article html file updated | 7 May 2019 14:39 CEST | Update | - |
| article html file updated | 21 March 2019 16:55 CET | Update | - |
| article html file updated | 20 August 2015 06:36 CEST | Update | - |
| article html file updated | 16 June 2014 10:06 CEST | Original file | - |
| article xml file uploaded | 16 June 2014 10:05 CEST | Original file | https://www.mdpi.com/1422-0067/15/5/8407/xml |
| article pdf uploaded. | 13 May 2014 09:31 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/5/8407/pdf |
