The fundamental principles of the J2 plasticity model and von Mises stress.
If the PDF is a government or university form, it likely concerns (spouses or children of J-1 visa holders). j2.pdf
Navigating Life as a J-2 Dependent: Rights, Work Permits, and U.S. Residency Key Themes: The fundamental principles of the J2 plasticity model
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Strategies for minimizing secular J2 effects in satellite formations.