| article html file updated | 6 February 2020 03:40 CET | Update | https://www.mdpi.com/1422-0067/14/8/16321 |
| article html file updated | 8 May 2019 01:59 CEST | Update | N/A |
| article html file updated | 21 March 2019 02:36 CET | Update | N/A |
| article html file updated | 17 June 2015 12:07 CEST | Update | N/A |
| article html file updated | 3 September 2013 12:46 CEST | Original file | N/A |
| article xml file uploaded | 3 September 2013 12:46 CEST | Original file | https://www.mdpi.com/1422-0067/14/8/16321/xml |
| article pdf uploaded. | 7 August 2013 14:14 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/8/16321/pdf |
