| article html file updated | 8 February 2020 00:22 CET | Update | https://www.mdpi.com/1422-0067/18/3/515 |
| article html file updated | 23 September 2019 13:27 CEST | Update | - |
| article html file updated | 4 May 2019 09:12 CEST | Update | - |
| article html file updated | 30 March 2017 10:31 CEST | Update | - |
| article html file updated | 27 February 2017 11:50 CET | Original file | - |
| article xml uploaded. | 27 February 2017 11:49 CET | Original file | https://www.mdpi.com/1422-0067/18/3/515/xml |
| article pdf uploaded. | 27 February 2017 11:49 CET | Version of Record | https://www.mdpi.com/1422-0067/18/3/515/pdf |
