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Factors correlated with financial hardship among cancer patients during the COVID-19 pandemic. [PDF]

open access: yesPLoS One
Myers SP   +10 more
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Why SDI?

Journal of Policy History, 1989
Since the onset of the Cold War, and particularly after both superpowers began to amass large arsenals of nuclear weapons, military planners in the East and West have encouraged efforts to develop defenses against nuclear attacks. Both sides have made effective use of “passive” defenses, such as the hardening and dispersal of weapons systems likely to ...
Sanford Lakoff, Herbert F. York
openaire   +1 more source

Understanding SDI; complexity and institutionalization

International Journal of Geographical Information Science, 2006
Notwithstanding impressive developments in SDI in exchange, sharing, accessibility, and use of spatial data, its operational implementation appears sometimes problematic. This paper explores conditions and factors for effective and sustainable use of SDI and suggests that the inherent complexity of SDI requires a multi‐faceted way of monitoring and ...
openaire   +2 more sources

SDI ladar program

Optical Society of America Annual Meeting, 1991
This paper describes the laser radar technology program being conducted by the Strategic Defense Initiative (SDI) in support of the new Global Protection Against Limited Strikes (GPALS) and follow on missions. Concomitant efforts are developing laser radar systems, components, and data bases.
openaire   +1 more source

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