Škare, Marinko, Romina Pržiklas Družeta, and Damian Škare. “Measuring Poverty Cycles in the U.S. 1959–2013”. Technological and Economic Development of Economy 24, no. 4 (September 10, 2018): 1737-1754. Accessed December 26, 2024. https://btp.vilniustech.lt/index.php/TEDE/article/view/5212.