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newspaper article

Ametkondade äri Virumaa elanike arvelKallaste, T.; Hödrejärv, Helvi; Viitak, AnuLeninlik Lipp : EKP Kohtla-Järve Linnakomitee ja Rajoonikomitee, Kohtla-Järve Linna RSN ja Rajooni RSN häälekandja1988 / lk. [?] https://www.ester.ee/record=b1230683*est

newspaper article

2

newspaper article

Ametkondade äri Virumaa elanike arvelKallaste, T.; Hödrejärv, Helvi; Viitak, AnuNoorte Hääl : ELKNÜ Keskkomitee häälekandja1988 / lk. [?] https://www.ester.ee/record=b1320792*est

newspaper article

3

book

Analüütilise keemia instrumentaalmeetodid : loengukonspekt ja praktilised töödHödrejärv, Helvi1975 https://www.ester.ee/record=b1309570*est

book

4

book

Analüütilise keemia instrumentaalmeetodid : metoodiline juhend1994 https://www.ester.ee/record=b1066295*est

book

5

book

Analüütilise keemia instrumentaalmeetodid : metoodiline juhend1987 https://www.ester.ee/record=b1260218*est

book

6

book

Analüütilise keemia instrumentaalmeetodid : metoodilised juhendid ja praktilised tööd1980 https://www.ester.ee/record=b1245882*est

book

7

book

Analüütilise keemia instrumentaalmeetodid : õppevahendPiksarv, Aina; Hödrejärv, Helvi; Vaarmann, Aini1978 https://www.ester.ee/record=b1274774*est

book

8

book

Analüütilise keemia instrumentaalmeetodid : õppevahendPiksarv, Aina; Hödrejärv, Helvi; Vaarmann, Aini1978 https://www.ester.ee/record=b1274776*est

book

9

book article

Analysis of urban snow - an excellent method for atmospheric pollutants monitoringHödrejärv, Helvi; Ott, RomanFourth European Conference on Analytical Chemistry : Euroanalysis IV, Helsinki/Espoo, Finland, August 23-28 1981 : book of abstracts1981 / lk. 280

book article

10

book article

Analytical monitoring of bivalent heavy metals in the biosphere of the area of phosphate fertilizer industryHödrejärv, Helvi; Viitak, Anu; Varandi, Merje; Lepane, ViiaEuropean Conference on Analytical Chemistry : Euroanalysis VII, Vienna, Austria, August 26-31, 1990 : book of abstracts. Vol. 11990

book article

11

book article

Application of lead ISE potentiometry in the biomonitoring of sulphateKerm, Karin; Hödrejärv, Helvi; Vaarmann, AiniBioelectroanalytical Symposium. October 6-8, 1986. Mátrafüred : summaries of papers1986 / p. [?]

book article

12

book article

Application of the ion chromatography for the speciation of the sample components in atom absorption spectroscopyKaljurand, Mihkel; Viitak, Anu; Treumann, Maili; Jakovleva, Irina; Hödrejärv, Helvi23rd Estonian Chemistry Days : abstracts of scientific conference1997 / p. 46

book article

13

journal article

Application of the ion chromatography for the speciation of the sample components in atom absorption spectroscopyKaljurand, Mihkel; Viitak, Anu; Treumann, Maili; Hödrejärv, HelviChimia1998 / 7/8, p. 343

journal article

14

book article

Ca ja Mg sisaldused üliõpilaste vereseerumis sõltuvalt toitumisharjumistestViitak, Anu; Lahne, Riina; Vaarmann, Aini; Treumann, Maili; Friedenthal, Margus; Hödrejärv, Helvi; Lipre, EndlaXXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 26th Estonian Chemistry Days : abstracts of scientific conference2000 / lk. 160

book article

15

journal article

Chemical analysis of bivalent trace metals in the surface layer of raised bogsHödrejärv, Helvi; Ott, Roman; Saare, LeoProceedings of the Estonian Academy of Sciences. Chemistry1990 / 1, p. 36-43

journal article

16

journal article

Chemical speciation analysis of micrometals in soilsHödrejärv, Helvi; Viitak, Anu; Vaarmann, AiniProceedings of the Estonian Academy of Sciences. Chemistry1995 / 2/3, p. 171-178: ill

journal article

17

book article

Chemical speciation of heavy metals in soils by sequential extraction methodHödrejärv, HelviExtended abstracts of the Symposium "Environmental Analyse"1995 / p. 35-41: ill

book article

18

journal article

A chemometrical look at heavy metals in soilHödrejärv, HelviProceedings of the Estonian Academy of Sciences. Chemistry1996 / p. 97-106

journal article

19

journal article

A computerized flow injection analysis manifold for interference determination in flame atomic absorption spectrometryLahne, Riina; Viitak, Anu; Hödrejärv, Helvi; Treumann, Maili; Friedenthal, Margus; Kaljurand, MihkelProceedings of the Estonian Academy of Sciences. Chemistry2002 / p. 29-37 : ill

journal article

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journal article

Concentration of microelements in the biomedia between the mother and the newbornViitak, Anu; Hödrejärv, Helvi; Treumann, MailiProceedings of the Estonian Academy of Sciences. Chemistry1995 / 2/3, p. 212-217: ill

journal article

21

book article

Department of ChemistryHödrejärv, Helvi; Veiderma, Mihkel; Kuusik, Rein, keemik; Hödrejärv, Helvi; Kallast, Vambola; Lille, Ülo; Öpik, Andres; Köstner, Ado; Vilu, Raivo; Kreen, Malle; Kuusik, Rein, keemik; Öpik, AndresResearch activities / Tallinn Technical University1993 / p. 45-48 https://www.ester.ee/record=b1053754*est

book article

22

journal article

Determination of selenium in body fluids of man by atomic absorption spectrometryViitak, Anu; Hödrejärv, HelviTallinna Tehnikaülikooli Toimetised1994 / lk. 58-67: ill

journal article

23

book article

Determination of the mobility and bioavailability of heavy metals in soil by sequential extraction analysisHödrejärv, Helvi; Vaarmann, AiniEuroanalysis IX : European Conference on Analytical Chemistry, Bologna (Italy), September 1-7, 1996 : [book of abstracts]1996 / p. Tu P 29

book article

24

book article

Determination of total and labile metal in sediments by anodic stripping voltammetryLepane, Viia; Hödrejärv, HelviInternational Congress on Analytical Sciences 1991 (IUPAC ICAS'91) : abstracts, Chiba, Japan, 25-31 August 19911991 / p. 312

book article

25

journal article

Distribution of heavy metals in man and the environment in EstoniaHödrejärv, Helvi; Viitak, Anu; Ott, RomanKemia-kemi1990 / 10B, p. 995

journal article

Hödrejärv, Helvi (TTÜ author)

types of item

author 8

CV 6

name of the person 3