| article html file updated | 6 February 2020 00:16 CET | Update | https://www.mdpi.com/1420-3049/18/2/1755 |
| article html file updated | 8 May 2019 09:09 CEST | Update | - |
| article html file updated | 20 March 2019 17:54 CET | Update | - |
| article html file updated | 12 November 2018 07:11 CET | Original file | - |
| article xml uploaded. | 12 November 2018 07:10 CET | Original file | https://www.mdpi.com/1420-3049/18/2/1755/xml |
| article pdf uploaded. | 29 January 2013 08:55 CET | Version of Record | https://www.mdpi.com/1420-3049/18/2/1755/pdf |
