Send the following on WhatsApp
Continue to ChatOn Trace Of Second Order Differential Operator Equation. ,İstanbul Gelişim Üniversitesi - https://avesis.yildiz.edu.tr/yayin/e4d804ad-5bc5-443e-a85f-83fa0dbb36d1/on-trace-of-second-order-differential-operator-equation-istanbul-gelisim-universitesi