Results 81 to 90 of about 216,991 (172)

Special Libraries, January 1940 [PDF]

open access: yes, 1940
Volume 31, Issue 1https://scholarworks.sjsu.edu/sla_sl_1940/1000/thumbnail ...
Special Libraries Association
core   +1 more source

The development of water services and their interaction with water resources in European and Brazilian cities [PDF]

open access: yesHydrology and Earth System Sciences, 2008
The extension and complexity of large cities creates "urban water" and a related issue: public water services, including public water supply, sewage collection and treatment, and storm water control, had previously become a policy sector ...
B. Barraqué   +2 more
doaj  

Sensitivity analysis of heat losses in distribution systems : impact of different buildings typologies [PDF]

open access: yes, 2016
This paper focuses on the sensitivity of heat losses in collective heat distribution systems using a simplified calculation method. The methodology considers several parameters influencing the performance of heat distribution systems.
Janssens, Arnold   +1 more
core  

Requests of Brown by LC Classification: June 2004 [PDF]

open access: yes, 2004
Borrowing by institution – June ...
Souto, Ruth E..
core   +1 more source

Invasive plant species in the forest parks of Yekaterinburg [PDF]

open access: yes, 2019
Invasive species-introduced species, spontaneously settled outside their natural range, and successfully adapted to the new growing conditions. The problem of invasive species penetration, both herbaceous and woody, has long been a concern of scientists,
Luganskaya, S. N.   +2 more
core  

Methodology of the biological risk classification of animal pathogens in Belgium [PDF]

open access: yes, 2010
The biological hazards posed by micro-organisms have lead to their categorisation into risk groups and the elaboration of classification lists. Current classification systems rely on criteria defined by the World Health Organization, which cover the ...
Boyen, Filip   +8 more
core   +1 more source

Struvite Precipitation from Centrate—Identifying the Best Balance Between Effectiveness and Resource Efficiency

open access: yesResources
In the context of struvite precipitation, the most significant gap pertains to the transfer of knowledge from scientific research to practical applications.
Andreas Kolb   +2 more
doaj   +1 more source

Germfree Sanitary Engineering [PDF]

open access: yesAmerican Journal of Public Health and the Nations Health, 1962
openaire   +2 more sources

Manual de normas sobre purificação de águas [PDF]

open access: yesRevista DAE, 1960
Water & Invistigations Station   +1 more
doaj  

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