| article html file updated | 8 February 2020 04:58 CET | Update | https://www.mdpi.com/1422-0067/18/5/971 |
| article html file updated | 24 September 2019 15:20 CEST | Update | - |
| article html file updated | 3 May 2019 23:40 CEST | Update | - |
| article html file updated | 1 June 2017 11:10 CEST | Update | - |
| article html file updated | 23 May 2017 03:35 CEST | Update | - |
| article html file updated | 5 May 2017 09:59 CEST | Update | - |
| article xml uploaded. | 5 May 2017 09:57 CEST | Update | https://www.mdpi.com/1422-0067/18/5/971/xml |
| article pdf uploaded. | 5 May 2017 09:57 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/5/971/pdf |
| article html file updated | 3 May 2017 14:11 CEST | Original file | - |
| article pdf uploaded. | 3 May 2017 14:10 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/5/971/pdf-vor |
