Venkatachala B, Beju D, Kar R. Carboniferous spores and pollen from the Calareti zone of the Moesian platform, Bumania. JPS [Internet]. 1968 Dec. 31 [cited 2024 Apr. 28];17((1-3):68-79. Available from: https://www.jpsonline.co.in/index.php/jop/article/view/782