EXAMINATION OF DIATOM TYPE MATERIAL OF C. A. AGARDHHAKANSSON H.1979; NOVA HEDWIGIA, BEIH.; DEU; DA. 1979; NO 64; PP. 163-168; BIBL. 7 REF.Conference Paper

CONDUCTIVITY TYPE DETERMINATION FOR DIFFERENT SEMICONDUCTOR MATERIALSHAKANSSON H.1972; REV. SCI. INSTRUM.; U.S.A.; DA. 1972; VOL. 43; NO 9; PP. 1380-1381; BIBL. 5 REF.Serial Issue

NAVICULA PSEUDOLITORICOLA SP. NOV., A NEW SUBFOSSIL DIATOM FROM SOUTH SWEDEN = NAVICULA PSEUDOLITORICOLA SP. NOV., UNE NOUVELLE DIATOMEE SUBFOSSILE DU SUD DE LA SUEDEHAKANSSON H.1982; NOVA HEDWIGIA BEIH.; ISSN 0078-2238; DEU; DA. 1982; NO 73; PP. 89-96; H.T. 2; BIBL. 7 REF.; 2 PLANCH. ; PL.Article

NAVICULA PSEUDOLITORICOLA SP. NOV., A NEW SUBFOSSIL DIATOM FROM SOUTH SWEDENHAKANSSON H.1982; NOVA HEDWIGIA, BEIH.; ISSN 0078-2238; DEU; DA. 1982; NO 73; PP. 89-96; BIBL. 6 REF.Article

ACHNANTHES PSEUDOBICEPS NOV. SPEC., EINE NEUE ACHNANTHES. ART AUS DEM BARSEBACKSMOSSE (SUDSCHWEDEN) = A. P. SP. NOV., NOUVELLE ESPECE D'A. DE LA TOURBIERE DE BARSEBACK (SUD DE LA SUEDE)HAKANSSON H.1974; BOT. NOT.; SVERIGE; DA. 1974; VOL. 127; NO 3; PP. 373-375; ABS. ANGL.; BIBL. 3REF.Article

A comparison of Cyclotella Krammeri sp. nov. and C. schumanii Håkansson stat. nov. with similar speciesHAKANSSON, H.Diatom research. 1990, Vol 5, Num 2, pp 261-271, issn 0269-249XArticle

Diatom succession during Middle and Late Holocene time in Lake Krageholmssjön, southern Sweden = Succession des diatomées dans le lac Krageholmssjon au cours de l'Holocène moyen et supérieur, Suède sudHAKANSSON, H.Nova Hedwigia. 1989, Vol 48, Num 1-2, pp 143-166, issn 0029-5035Article

VITAMIN A (RETINOL) STATUS IN THE GUNN RAT. THE EFFECT OF 2,3,7,8,-TETRACHLORODIBENZO-P-DIOXINTHUNBERG T; HAKANSSON H.1983; ARCHIVES OF TOXICOLOGY; ISSN 0340-5761; DEU; DA. 1983; VOL. 53; NO 3; PP. 225-233; BIBL. 2 P.Article

A taxonomic reappraisal of some Stephanodiscus species (Bacillariophyta)HAKANSSON, H.British Phycological Journal. 1986, Vol 21, Num 1, pp 25-37, issn 0007-1617Article

Cyclotella meneghiniana Kütz (Bacillariophyceae), its morphology and reappraisal of similar speciesHAKANSSON, H.Beihefte zur Nova Hedwigia. 1990, Vol 100, pp 19-37, issn 0078-2238Article

Proposals to designate conserved types for Cymbella C. Agardh and Cyclotella (Kützing) Brébisson, and to conserve Rhopalodia O. Müller against Pyxidicula Ehrenberg (all Bacillariophyceae)HÅKANSSON, H.Taxon. 1984, Vol 33, Num 3, pp 525-531, issn 0040-0262Article

THE DIATOMFLORA OF A SMALL STREAM NEAR ABISKO (SWEDISH LAPLAND) AND ITS ANNUAL PERIODICITY, JUDGED BY DRIFT AND COLONIZATIONMULLER HAECKEL A; HAKANSSON H.1978; ARCH. HYDROBIOL.; DEU; DA. 1978; VOL. 84; NO 2; PP. 199-217; ABS. GER; BIBL. 31 REF.Article

Diatoms of eolian deposits in the MediterraneanHAKANSSON, H; NIHLEN, T.Archiv für Protistenkunde. 1990, Vol 138, Num 4, pp 313-322, issn 0003-9365, 10 p.Article

A light and electron microscope study of previously described and new Stephanodiscus species (Bacillariophyceae) from central and northern Canadian lakes, with ecological notes on the speciesHAKANSSON, H; KLING, H.Diatom research. 1989, Vol 4, Num 2, pp 269-288, issn 0269-249XArticle

The rationale for second-look operation in mesenteric vessel occlusion with uncertain intestinal viability at primary surgeryLINDBLAD, B; HAKANSSON, H.-O.Acta chirurgica scandinavica. 1987, Vol 153, Num 9, pp 531-533, issn 0001-5482Article

The problem of distinguishing the newly described diatom genus PseudostephanodiscusGENKAL, S. I; HAKANSSON, H.Diatom research. 1990, Vol 5, Num 1, pp 15-23, issn 0269-249XArticle

Identification of diatoms in neolithic potteryHAKANSSON, H; HULTHEN, B.Diatom research. 1988, Vol 3, Num 1, pp 39-45, issn 0269-249XArticle

An investigation of the morphology of Stephanodiscus alpinus HustHAKANSSON, H; STOERMER, E. F.Bacillaria. 1984, Vol 7, pp 159-172, issn 0170-0189Article

ON THE DETERMINATION OF THE PHOTO-IONIZATION ENERGY AND THE CONCENTRATION OF DEFECTS CREATED BY NUCLEAR RADIATION IN SILICON DIODES.HAKANSSON H; GRIMMEISS HG; LINDSTROM JL et al.1975; F.O.A. REP.; SWED.; DA. 1975; VOL. 9; NO 2; PP. 1-11; BIBL. 28 REF.; ISBN 9170560323Article

Diatom community response along a productivity gradient of shallow Antarctic lakesHANSSON, L.-A; HAKANSSON, H.Polar biology (Print). 1992, Vol 12, Num 3-4, pp 463-468, issn 0722-4060Article

The freshwater diatom Aulacoseira herzogiiHICKEL, B; HAKANSSON, H.Diatom research. 1991, Vol 6, Num 2, pp 299-305, issn 0269-249XArticle

Dimorphism in Cyclostephanos dubius (Bacillariophyta) and the morphology of initial valvesHICKEL, B; HAKANSSON, H.Diatom research. 1987, Vol 2, Num 1, pp 35-46, issn 0269-249XArticle

The morphology and taxonomy of the diatom Stephanodiscus neotraea sp.novHAKANSSON, H; HICKEL, B.British Phycological Journal. 1986, Vol 21, Num 1, pp 39-43, issn 0007-1617Article

The effect of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) on the uptake, distribution and excretion of a single oral dose of [11,12-³H]retinyl acetate and on the vitamin A status in the ratHAKANSSON, H; AHLBORG, U. G.The Journal of nutrition. 1985, Vol 115, Num 6, pp 759-771, issn 0022-3166Article

Stephanodiscus alpinus in Plusssee, Germany. Ecology, morphology and taxonomy in combination with initial cellsHICKEL, B; HAKANSSON, H.Diatom research. 1993, Vol 8, Num 1, pp 89-98, issn 0269-249XArticle