At: Professional paper / Service Géologique de Belgique, 11 By: Roche É., Schuler M.
journalAt: Review of Palaeobotany and Palynology, 93, 1-4 By: Berry C. M., Edwards D.
journalAt: Maden Tetkik ve Arama Enstitüsü dergisi, 51 By: Wagner R. H.
journalAt: Quarterly of the Colorado School of Mines, 51, 4 By: Konishi K.
bookAt: Anais II Congr. Lat.-Amer. Paleontol., Porto Alegre, Brazil, Editora Pallotti, 2 By: Torres T., Rallo M.
journalAt: Review of Palaeobotany and Palynology, 47, 1-2 By: Taylor D. W.
journalAt: Italian Botanist, 11 By: Soomro N., Mangi J. U., Panhwer M., Jatoi G. H., Khuhro S. A., Khokhar Q., Khan S. A., Mengal A. N., Shaikh N.
journalAt: Phytomorphology, 1978, 28, 3 By: Agashe S. N., Gowda P. R. N.
journalAt: Documenta naturae, 126 By: Uzunova K., Stojanova R.
journalAt: American Journal of Botany, 103, 9 By: Stockey R. A., Nishida H., Atkinson B. A.