| article html file updated | 8 February 2020 09:35 CET | Update | https://www.mdpi.com/1422-0067/18/7/1391 |
| article html file updated | 25 September 2019 15:18 CEST | Update | - |
| article html file updated | 3 May 2019 15:01 CEST | Update | - |
| article html file updated | 31 July 2017 07:55 CEST | Update | - |
| article html file updated | 29 June 2017 12:59 CEST | Original file | - |
| article xml uploaded. | 29 June 2017 12:57 CEST | Original file | https://www.mdpi.com/1422-0067/18/7/1391/xml |
| article pdf uploaded. | 29 June 2017 12:57 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/7/1391/pdf |
