| article html file updated | 7 February 2020 10:06 CET | Update | https://www.mdpi.com/1422-0067/17/6/930 |
| article html file updated | 5 May 2019 13:05 CEST | Update | - |
| article html file updated | 27 March 2019 07:21 CET | Update | - |
| article html file updated | 29 June 2016 03:56 CEST | Update | - |
| article html file updated | 14 June 2016 22:43 CEST | Original file | - |
| article xml uploaded. | 13 June 2016 13:44 CEST | Original file | https://www.mdpi.com/1422-0067/17/6/930/xml |
| article pdf uploaded. | 13 June 2016 13:44 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/6/930/pdf |
