IKU Vocational School Head of the Program of Banking and Insurance Second Education Lecturer Ayşegül Berrak Köten's in-book chapter titled "Efficiency Analysis of the Liquidity Structure of the Banking Sector in the Pandemic Period" is part of the compilation book "The Effects of the Covid 19 Pandemic on Business and Economy - Selected Articles" published by Gazi Publishing House. It was included in the “Pandemic Period Financial Markets and Economic Growth” section.