| article html file updated | 8 February 2020 21:51 CET | Update | https://www.mdpi.com/1422-0067/18/11/2451 |
| article html file updated | 28 September 2019 15:48 CEST | Update | - |
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| article html file updated | 18 April 2019 11:10 CEST | Update | - |
| article html file updated | 30 November 2017 15:01 CET | Update | - |
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| article html file updated | 22 November 2017 23:10 CET | Original file | - |
| article xml uploaded. | 22 November 2017 06:46 CET | Update | https://www.mdpi.com/1422-0067/18/11/2451/xml |
| article xml uploaded. | 22 November 2017 06:46 CET | Original file | - |
| article pdf uploaded. | 22 November 2017 06:46 CET | Version of Record | https://www.mdpi.com/1422-0067/18/11/2451/pdf |
