| article html file updated | 31 August 2025 07:50 CEST | Update | https://www.mdpi.com/1422-0067/21/1/271 |
| article html file updated | 19 July 2022 20:28 CEST | Update | - |
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| article pdf uploaded. | 31 December 2019 11:18 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/1/271/pdf |
| article xml uploaded. | 31 December 2019 11:18 CET | Update | https://www.mdpi.com/1422-0067/21/1/271/xml |
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| article supplementary file uploaded. | 31 December 2019 08:19 CET | - | https://www.mdpi.com/1422-0067/21/1/271#supplementary |
| article pdf uploaded. | 31 December 2019 08:19 CET | Version of Record | - |
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