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@article{AUCMP_1970__11_1-2_a7, author = {Bou\v{s}ka, J.}, title = {Transit of {Mercury} of {May} 9, 1970}, journal = {Acta Universitatis Carolinae. Mathematica et Physica}, pages = {49--50}, publisher = {mathdoc}, volume = {11}, number = {1-2}, year = {1970}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AUCMP_1970__11_1-2_a7/} }
Bouška, J. Transit of Mercury of May 9, 1970. Acta Universitatis Carolinae. Mathematica et Physica, Tome 11 (1970) no. 1-2, pp. 49-50. http://geodesic.mathdoc.fr/item/AUCMP_1970__11_1-2_a7/