| article html file updated | 8 February 2020 04:43 CET | Update | https://www.mdpi.com/1422-0067/18/5/940 |
| article html file updated | 24 September 2019 13:59 CEST | Update | - |
| article html file updated | 4 May 2019 00:08 CEST | Update | - |
| article html file updated | 1 June 2017 11:06 CEST | Update | - |
| article html file updated | 3 May 2017 13:07 CEST | Original file | - |
| article xml uploaded. | 3 May 2017 13:05 CEST | Original file | https://www.mdpi.com/1422-0067/18/5/940/xml |
| article pdf uploaded. | 3 May 2017 13:05 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/5/940/pdf |
| article pdf uploaded. | 29 April 2017 11:48 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/5/940/pdf-vor |
