Prokopenko, S. L., Gunja, G. M., Makhno, S. M., & Gorbyk, P. P. (2017). Room-temperature NH<sub>3</sub> gas sensors based on heterostructures PbS/CdS. Chemistry, Physics and Technology of Surface, 8(1), 98–103. https://doi.org/10.15407/hftp08.01.098