Collect. Czech. Chem. Commun. 1975, 40, 3728-3730
https://doi.org/10.1135/cccc19753728

Paraffinic hydrocarbons from crude oil from northern Bulgaria

G. Kovačev, K. Ubik, T. Minčeva and R. Nikolov

Individual author index pages


Other CCCC articles of these authors

  • K. Ubik, V. Dostál and V. Bekárek
    Mass spectra of phenoxazones
    1977, Vol. 42, Issue 11, pp. 3308–3315 [Abstract]
  • V. Bekárek, K. Ubik, J. Barbořík and J. Socha
    Study of substituent effects in N-phenyl-N',N'-dimethylurea
    1977, Vol. 42, Issue 4, pp. 1368–1373 [Abstract]
  • L. Pavlíčková, B. Koutek, K. Ubik and M. Souček
    Oligomeric products from basic hydrolysis of 4-hydroxybenzyl phenyl sulfones
    1976, Vol. 41, Issue 1, pp. 299–310 [Abstract]
  • K. Ubik, K. Stránský and M. Streibl
    Mass spectrometry and gas chromatography of methyl esters of higher aliphatic branched acids and their α-hydroxy derivatives
    1975, Vol. 40, Issue 9, pp. 2826–2837 [Abstract]
  • K. Ubik, K. Stránský and M. Streibl
    Gas chromatography-mass spectrometry determination of higher aliphatic secondary alcohols
    1975, Vol. 40, Issue 6, pp. 1718–1730 [Abstract]
  • M. Streibl, K. Ubik, V. Herout, K. Konečný and E. Kolátorová
    Essential oil from glandular leaves of some species of Rosa L.
    1975, Vol. 40, Issue 4, pp. 1028–1033 [Abstract]
  • V. Bekárek, H. Kalová, J. Socha, K. Ubik and V. Šimánek
    Study of polar effects in N-arylmethanesulfonylamides
    1974, Vol. 39, Issue 8, pp. 2239–2246 [Abstract]
  • K. Ubik, V. Bekárek and J. Slouka
    Mass spectra of ethyl arylhydrazonocyanoacetylcarbamates
    1974, Vol. 39, Issue 5, pp. 1150–1157 [Abstract]
  • M. Streibl, K. Konečný, A. Trka, K. Ubik and M. Pazlar
    Composition of the wax of rye straw
    1974, Vol. 39, Issue 2, pp. 475–479 [Abstract]
  • K. Stránský, K. Ubik, J. Holman and M. Streibl
    Chemical composition of compounds produced by the pea aphid Acyrthosiphon pisum (HARRIS): Pentane extract of surface lipids
    1973, Vol. 38, Issue 3, pp. 770–780 [Abstract]
  • G. Kovačev, D. Delova and K. Stránský
    Paraffinic hydrocarbons from Devonian, Triassic and Jurassic sediments of Northern Bulgaria
    1972, Vol. 37, Issue 12, pp. 4106–4111 [Abstract]
  • K. Stránský, K. Ubik and M. Streibl
    On natural waxes. XXIII. Hydroxy esters and free alcohols in the wax of the honeybee (Apis mellifera L.)
    1972, Vol. 37, Issue 12, pp. 4099–4105 [Abstract]
  • K. Ubik, J. Horáček and V. Pechanec
    Automation in der organischen Analyse I. Mikro- und Ultramikrobestimmung von Sauerstoff
    1972, Vol. 37, Issue 1, pp. 102–114 [Abstract]