| article html file updated | 7 February 2020 10:17 CET | Update | https://www.mdpi.com/1422-0067/17/6/953 |
| article html file updated | 5 May 2019 12:44 CEST | Update | - |
| article html file updated | 27 March 2019 07:42 CET | Update | - |
| article html file updated | 29 June 2016 03:59 CEST | Update | - |
| article html file updated | 16 June 2016 12:37 CEST | Original file | - |
| article xml uploaded. | 16 June 2016 12:35 CEST | Original file | https://www.mdpi.com/1422-0067/17/6/953/xml |
| article pdf uploaded. | 16 June 2016 12:35 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/6/953/pdf |
