| article html file updated | 9 February 2020 07:39 CET | Update | https://www.mdpi.com/2076-2615/8/3/31 |
| article html file updated | 1 October 2019 01:11 CEST | Update | - |
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| article html file updated | 26 March 2018 12:54 CEST | Update | - |
| article html file updated | 1 March 2018 08:40 CET | Update | - |
| article xml uploaded. | 1 March 2018 08:39 CET | Update | https://www.mdpi.com/2076-2615/8/3/31/xml |
| article pdf uploaded. | 1 March 2018 08:39 CET | Updated version of record | https://www.mdpi.com/2076-2615/8/3/31/pdf |
| article html file updated | 26 February 2018 09:09 CET | Original file | - |
| article xml uploaded. | 26 February 2018 09:08 CET | Update | - |
| article xml uploaded. | 26 February 2018 09:08 CET | Original file | - |
| article pdf uploaded. | 26 February 2018 09:08 CET | Version of Record | https://www.mdpi.com/2076-2615/8/3/31/pdf-vor |
