Comparative Study on Seismic Analysis of Multi Storey RCC Building with Mass Irregularities Using NBC 105:2020 and IS 1893:2002 . IJIREM [Internet]. 2022 Oct. 30 [cited 2025 May 18];9(5):151-8. Available from: https://www.journals.acspublisher.com/index.php/ijirem/article/view/10745