| article html file updated | 8 February 2020 05:02 CET | Update | https://www.mdpi.com/1422-0067/18/5/979 |
| article html file updated | 24 September 2019 15:38 CEST | Update | - |
| article html file updated | 3 May 2019 23:33 CEST | Update | - |
| article html file updated | 1 June 2017 11:12 CEST | Update | - |
| article html file updated | 23 May 2017 03:38 CEST | Update | - |
| article html file updated | 4 May 2017 11:57 CEST | Original file | - |
| article xml uploaded. | 4 May 2017 11:56 CEST | Original file | https://www.mdpi.com/1422-0067/18/5/979/xml |
| article pdf uploaded. | 4 May 2017 11:56 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/5/979/pdf |
