Classification
PAD - Physics - comprehensive works
77
CR - Nuclear chemistry, radiation chemistry
39
PDA - Mechanics - general
20
CT - Chemical methods of materials analysis
17
CWE - Chemical engineering, chemical industry - general
17
GRA - Meteorology
17
TEA - Electrical engineering - general
15
AHZ - History of science and technology
14
MIAB - Infinitesimal calculus, foundations and textbooks
14
PEG - Optics
14
PKA - Elementary particles, nuclei - general
14
FAAD - Metallic materials - reference books
13
PCA - Thermodynamics
13
ZBJC - German libraries
13
FMPJ - Steels and ferrous alloys for specific applications
12
CRH - Radiochemistry
11
CRP - Radiation chemistry
11
ALE - Biographies of scientists and Nobel prize winners - individual
10
FPM - Materials testing - general aspects
10
MSD - Mathematical methods in physics
10
ZAC - Bibliology
10
CRK - Application of isotopes
9
FKA - Magnetism - general aspects
9
FMG - Metallography
9
FMPG - Heat treatment of steel
9
MWF - Programming, optimization, control theory
9
THQ - Fluid mechanics and dynamics
9
ALH - Works of scientists and Nobel prize winners
8
PEA - Electromagnetism
8
PJA - Atomic physics - general
8
THC - Engineering mechanics and dynamics
8
ABA - General international and supranational biographic catalogues
7
CTYM - Trace analysis
7
FAAA - Crystallography - reference books
7
FCBH - Crystal structure of specific substances
7
GRAD - Earth atmosphere, weather
7
MGAB - Analytical geometry, projective geometry
7
MKBA - Formal theory and solutions of PDE
7
PKP - Radioactivity, electromagnetic transitions
7
PLA - Astrosciences - general
7
CBB - Inorganic chemistry - comprehensive works
6
CTA - Chemical analysis - comprehensive works
6
HCN - Nuclear medicine
6
LGL - Zoology - general aspects
6
MIC - Complex analysis
6
MIEF - Nonlinear problems in functional analysis
6
MKAA - Formal theory and solutions of ODE
6
PAA - Physics - reference books
6
PAE - Physics - general interest
6
PBA - Quantum theory
6
more ...