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keyword: low-cost – 13 free books.
These books are included in the Directory of Open Access Books. This means that they have been peer-reviewed and are of interest to scholars.
Advances in Sustainable and Digitalized Factories: Manufacturing, Measuring Technologies and Systems
Roque Calvo et al. (editors)
Changhui Jiang et al. (editors)
Advanced Materials and Technologies in Nanogenerators
Zhen Wen et al. (editors)
Low-Cost Inventions and Patents
Francisco Manzano Agugliaro and Esther Salmerón-Manzano, editors
Advanced Sensors for Real-Time Monitoring Applications
Olga Korostynska and Alex Mason, editors
Nanomaterials for Environmental Purification and Energy Conversion
Ewa Kowalska et al.








