Gnawali, G.N., Shrestha, S.P., Poudyal, K.N., Karki, I.B. and Koirala, I. 2018. Study on the effect of growth-time and seed-layers of Zinc Oxide nanostructured thin film prepared by the hydrothermal method for liquefied petroleum gas sensor application: Retracted from journal due to conflict of interest between the authors. BIBECHANA. 16, (Nov. 2018), 145–153. DOI:https://doi.org/10.3126/bibechana.v16i0.21557.