| article html file updated | 7 February 2020 07:38 CET | Update | https://www.mdpi.com/1420-3049/21/4/514 |
| article html file updated | 21 September 2019 15:43 CEST | Update | N/A |
| article html file updated | 5 May 2019 17:54 CEST | Update | N/A |
| article html file updated | 27 March 2019 02:38 CET | Update | N/A |
| article html file updated | 17 September 2018 04:11 CEST | Update | N/A |
| article html file updated | 28 April 2016 12:01 CEST | Original file | N/A |
| article xml uploaded. | 21 April 2016 15:59 CEST | Original file | https://www.mdpi.com/1420-3049/21/4/514/xml |
| article pdf uploaded. | 21 April 2016 15:59 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/4/514/pdf |
