Yudistira I, Rohman N, Mardianto MFF, Kuzairi. Comparison modeling of the number population who have been vaccined in East Java using the biresponse Fourier series estimator method with the trend function. Factor M [Internet]. 2023 Jun. 28 [cited 2024 May 19];6(1):37-48. Available from: https://jurnalfaktarbiyah.iainkediri.ac.id/index.php/factorm/article/view/v6n1_p37-48