Bolkhari Ghehi, H., & Mohammadi Vakil, M. "The underlying reasons for the lack of landscape painting in persian painting with regards to etymology of the term nature in the persian language……. Research Paper", Rahpooye Honar-Ha-Ye Tajassomi, 1, 4, 2019, 45-56. doi: 10.22034/ra.2019.241816