| article html file updated | 6 February 2020 15:42 CET | Update | https://www.mdpi.com/1422-0067/16/2/3405 |
| article html file updated | 7 May 2019 01:28 CEST | Update | - |
| article html file updated | 25 March 2019 21:21 CET | Update | - |
| article html file updated | 21 August 2015 07:02 CEST | Update | - |
| article html file updated | 3 March 2015 07:01 CET | Original file | - |
| article xml file uploaded | 3 March 2015 07:01 CET | Original file | https://www.mdpi.com/1422-0067/16/2/3405/xml |
| article pdf uploaded. | 4 February 2015 09:37 CET | Version of Record | https://www.mdpi.com/1422-0067/16/2/3405/pdf |
