User:Toner1111/Net force/Bibliography

Examples:
 * https://openstax.org/books/university-physics-volume-1/pages/5-1-forces
 * OpenStax is a nonprofit based at Rice University, so it should be a reliable source. It also covers the topic in some depth, so it's helpful in establishing notability. Furthermore, continuing through other sections in Chapter 5 gives insight to Net Force regarding Newton's Laws and also Free-Body diagrams
 * W. Newton's Laws of Motion. Nature 36, 366 (1887). https://doi.org/10.1038/036366a0
 * W. Newton's Laws of Motion. Nature 36, 366 (1887). https://doi.org/10.1038/036366a0