| article html file updated | 9 February 2020 02:31 CET | Update | https://www.mdpi.com/2076-3417/8/1/87 |
| article html file updated | 29 September 2019 19:04 CEST | Update | - |
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| article html file updated | 1 February 2018 12:39 CET | Update | - |
| article html file updated | 11 January 2018 13:54 CET | Original file | - |
| article xml uploaded. | 11 January 2018 13:52 CET | Original file | https://www.mdpi.com/2076-3417/8/1/87/xml |
| article pdf uploaded. | 11 January 2018 13:52 CET | Updated version of record | https://www.mdpi.com/2076-3417/8/1/87/pdf |
| article pdf uploaded. | 10 January 2018 02:10 CET | Updated version of record | https://www.mdpi.com/2076-3417/8/1/87/pdf-vor |
| article pdf uploaded. | 9 January 2018 18:13 CET | Version of Record | https://www.mdpi.com/2076-3417/8/1/87/pdf-vor |
