Classification
ALE - Biographies of scientists and Nobel prize winners - individual
79
ALD - Biographies of scientists and Nobel prize winners - collected
32
AHZ - History of science and technology
12
AHF - Research and science
10
AHK - Scientific work
7
AHP - Philosophy
7
PAE - Physics - general interest
6
YRA - Social studies
6
CAD - Chemistry - comprehensive works
5
YPGE - Human resource planning, human resource management
5
CAH - Chemistry - history
4
AHL - Presentations, lectures, discussions
3
HAA - Medicine - reference books
3
LGO - Sociobiology, ethology
3
YPE - Job application, job search
3
AHA - Research and development, research politics - general
2
AHH - Universities - research
2
AMA - Education - general
2
FAHH - Materials research - historical aspects
2
GPAA - Fauna - geographical aspects
2
MAH - Mathematics - history
2
PKA - Elementary particles, nuclei - general
2
PKP - Radioactivity, electromagnetic transitions
2
PKRR - Fission reactions
2
YRAB - Gender studies
2
AHM - Theory of science
1
AHN - Media and communication science
1
AHPC - Ethics
1
AHQ - Art and exhibitions
1
ALH - Works of scientists and Nobel prize winners
1
AMAB - industrial training, further education
1
AQW - Biographic indexes with references
1
CAA - Chemistry - reference books
1
CBB - Inorganic chemistry - comprehensive works
1
CLP - Colloid chemistry, surface chemistry
1
CRC - Nuclear chemistry
1
DAE - Information technology - general
1
GPAB - Flora, vegetation - geographical aspects
1
HBG - Molecular biology in medicine, human genetics
1
LBL - Evolution - general
1
LEK - Botany - systematics, taxonomy
1
LENB - Plant physiology - molecular biology, genetics
1
LOL - Genetics - general aspects, classic genetics
1
LONA - DNA, RNA
1
MNAA - Numerical analysis
1
PAD - Physics - comprehensive works
1
PAM - Physics - miscellaneous topics
1
PBA - Quantum theory
1
PEG - Optics
1
PLA - Astrosciences - general
1
more ...