| article html file updated | 7 February 2020 05:16 CET | Update | https://www.mdpi.com/1422-0067/17/3/314 |
| article html file updated | 5 May 2019 22:47 CEST | Update | - |
| article html file updated | 26 March 2019 22:13 CET | Update | - |
| article html file updated | 30 March 2016 12:01 CEST | Original file | - |
| article pdf uploaded. | 1 March 2016 11:33 CET | Version of Record | https://www.mdpi.com/1422-0067/17/3/314/pdf |
| article xml uploaded. | 1 March 2016 11:33 CET | Original file | https://www.mdpi.com/1422-0067/17/3/314/xml |
