(EN) The American Naturalist, Essex Institute, 1º gennaio 1894. URL consultato il 14 gennaio 2017.
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Elizabeth G. Britton, Annie Morril Smith, Edward B. Chamberlain, G. N. Best, George H. Conklin, Alexander W. Evans, A. J. Grout, Caroline C. Haynes, J. M. Holzinger, Marshall A. Howe, George B. Kaiser, O. E. Jennings, Annie Lorenz, George E. Nichols, Charles C. Plitt, L. W. Riddle e R. S. Williams, [87:rutlot2.0.co;2 Resolutions upon the Loss of the Collections and Library of M. Jules Cardot], in The Bryologist, vol. 22, n. 6, 1919, pp. 87–88, DOI:10.1639/0007-2745(1919)22[87:rutlot]2.0.co;2.
Elizabeth G. Britton, Annie Morril Smith, Edward B. Chamberlain, G. N. Best, George H. Conklin, Alexander W. Evans, A. J. Grout, Caroline C. Haynes, J. M. Holzinger, Marshall A. Howe, George B. Kaiser, O. E. Jennings, Annie Lorenz, George E. Nichols, Charles C. Plitt, L. W. Riddle e R. S. Williams, [87:rutlot2.0.co;2 Resolutions upon the Loss of the Collections and Library of M. Jules Cardot], in The Bryologist, vol. 22, n. 6, 1919, pp. 87–88, DOI:10.1639/0007-2745(1919)22[87:rutlot]2.0.co;2.