| article html file updated | 7 February 2020 18:10 CET | Update | https://www.mdpi.com/1420-3049/21/11/1550 |
| article html file updated | 22 September 2019 05:55 CEST | Update | N/A |
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| article html file updated | 17 September 2018 13:36 CEST | Update | N/A |
| article html file updated | 1 December 2016 23:55 CET | Update | N/A |
| article html file updated | 17 November 2016 11:47 CET | Original file | N/A |
| article xml uploaded. | 17 November 2016 11:46 CET | Original file | https://www.mdpi.com/1420-3049/21/11/1550/xml |
| article pdf uploaded. | 17 November 2016 11:46 CET | Version of Record | https://www.mdpi.com/1420-3049/21/11/1550/pdf |
