@book{bhlpg55729682, title = {Virginia journal of science }, volume = {v.54-55 (2003-2004)}, url = {https://www.biodiversitylibrary.org/page/55729682}, publisher = {Virginia Academy of Science, Dept. of Physics and Geophysical Science, School of Sciences and Health Professions, Old Dominion University}, author = {Virginia Academy of Science. }, year = {2003}, pages = {Page 188}, }