| article html file updated | 8 February 2020 04:20 CET | Update | https://www.mdpi.com/1422-0067/18/5/902 |
| article html file updated | 24 September 2019 12:03 CEST | Update | - |
| article html file updated | 4 May 2019 00:49 CEST | Update | - |
| article html file updated | 1 June 2017 11:01 CEST | Update | - |
| article html file updated | 25 April 2017 15:43 CEST | Original file | - |
| article xml uploaded. | 25 April 2017 15:41 CEST | Original file | https://www.mdpi.com/1422-0067/18/5/902/xml |
| article pdf uploaded. | 25 April 2017 15:41 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/5/902/pdf |
