Elastic stiffness coefficient, I-V, Transitional, Trigonal

• P1602742-3
• P1602742-4
• P1602742-5
• P1602742-6
• P1602742-7
• P1602742-8
• P900329-4
• P900329-5
• P900329-6
• P900329-7
• P900329-8
• P900329-9