La Editorial Springer liberó varios libros para descargar. Hay muchos títulos y variados (Física, Matemática, Ciencias Sociales,Biología, Electrónica, Economía, lo-que-quieran). https://www.springer.com/la/ Fundamentals of Power Electronics Engineering doi.org/10.1007/b100747 Handbook of the Life Course Humanities, Social Sciences and Law doi.org/10.1007/b100507 All of Statistics Mathematics and Statistics doi.org/10.1007/978-0-387- 21736-9 Social Anxiety and Social Phobia in Youth Behavioral Science doi.org/10.1007/b99417 Discrete Mathematics Mathematics and Statistics doi.org/10.1007/b97469 Developmental Neurobiology Biomedical and Life Sciences doi.org/10.1007/0-387-28117-7 Intuitive Probability and Random Processes using MATLAB®️ Engineering doi.org/10.1007/b104645 Handbook of Disaster Research Humanities, Social Sciences and Law doi.org/10.1007/978-0-387- 32353-4 Handbook of the Sociology of Gender Humanities, Social Sciences and