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301
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302
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303Published 2009“...HV 9430.4 .C3 .S167 2009...”
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304
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305
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306Published 2008“...HD 30.255 .N285 2008...”
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307by Ranasinghe, J. M. Lukshmi (Jayasinghe Mudalige Lukshmi)“...HE 5614.5 .N5 .R185 2005...”
Published 2005
Thesis Book -
308
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309
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310
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311
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312Published 1958“...HE 8699 .N5 .T971 1958...”
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313
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314Published 1998“...HQ 799 .N52 .C5 .C554 d 1998...”
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315
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316Published 2012“...HV 555 .N5 .I86 2012...”
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317
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318Published 1980“...HD 1120.5 .Z9 .C5 .H0622...”
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319Published 2011“...HQ 722.5 .Z9 .C2 .T398 2011...”
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320