Dixit, Pooja, Gauri Saxena, Dinesh Kumar, and Lav Singh. 2016. “Behavioural Studies on the Pollen Grains of Pinus Roxburghii Collected from Lucknow, India- A Report”. Journal of Palaeosciences 65 ((1-2):285-96. https://doi.org/10.54991/jop.2016.316.