By Ryan Timothy J.   Burroughs G. Edward   Taylor Katy   Kovein Ronald J.   in Applied Occupational and Environmental Hygiene

ISSN:1521-0898|18|6|450-457

Taylor & Francis Ltd‎(2003)‎

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By Boundy Maryanne   Leith David   Hands David   Gressel Michael   Burroughs G. Edward   in Applied Occupational and Environmental Hygiene

ISSN:1521-0898|15|12|928-935

Taylor & Francis Ltd‎(2000)‎

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By Hawks Catharine   Makos Kathryn   Bell Deborah   Wambach Paul F.   Burroughs G. Edward   in Taxon

ISSN:1996-8175|53|3|783-790

International Association for Plant Taxonomy‎(2004)‎

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