@article{419405, recid = {419405}, title = {Space science in the twenty-first century imperatives for the decades 1995 to 2015 : report of the study steering group / [electronic resource] :}, publisher = {National Academy Press,}, address = {Washington, D.C. :}, pages = {x, 143 p. :}, year = {1988}, note = {Support for this project was provided by Contract NASW-3482 between the National Academy of Sciences and the National Aeronautics and Space Administration.}, url = {http://library.usi.edu/record/419405}, }