Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Royce H. Hill,Comparative Habitat Requirements for Spore Germination and Prothallial Growth of Three Ferns in Southeastern Michigan,American Fern Journal,0002-8444,JSTOR,1971-10,61,4,171,https://cir.nii.ac.jp/crid/1361418521299347328,https://doi.org/10.2307/1546298