1. The folded normal distribution: accuracy by maximum likelihood;Johnson;Technometrics.,1962
2. Karyotype analysis of Larix deciilua Mill, from different provenances;Simak;Medd. Statens Skogsforskn. Inst.,1962
3. Karyotype analysis of Siberian larch (Larix sibirica Ledb. and Larix sukaczewii Dyl.);Simak;Stud. For. Suec.,1964