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41
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42
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43
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44
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45
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46
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47
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48
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49
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50
Dynamics of planets and satellites and theories of their motion/
Published 1978“…Dordrecht : D Reidel,…”
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51
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52
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53
Solar spectrum: proceedings of the symposium held at the University of Utrecht, 26-31 August 1963
Published 1965“…Dordrecht : D Reidel,…”
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54
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55
Man,a geomorphological agent : an introduction to anthropic geomorphology /
Published 1983“…Dordrecht : D Reidel,…”
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56
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57
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58
Ecological indicators for the assessment of the quality of air, water, soil and ecosystem /
Published 1983“…Dordrecht : D Reidel,…”
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59
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60
Proceedings of the 7th E. C. Photovoltaic Solar Energy Conference, 1986, Seville, Spain /
Published 1987“…Dordrecht : D. Reidel,…”