[1] J. Hanousek P. Charamza M. Malý, K. Zvára: FamStat - Statistické knihovny (Famulus 3.5). FamStat 1993.
[2] Z. Natrova, L. Natr: Limitation of kernel yield by the size of conducting tissue in winter wheat varieties. Field Crops Research XX (1993), 121-130.
[5] J. L. Walworth W. S. Letzsch, M. E. Sumner: Use of boundary lines in establishing diagnostic norms. Soil Science Society of America Journal 50 (1986), 123-127.
[6] K. Zvára:
On exact confidence regions for linear regression functions. Math. Operationsforsch. u. Statist., Ser. Statist. 10 (1979), 55-62.
MR 0542364
[7] K. Zvára: Regression Analysis. (in Czech). Academia, Prague 1989.
[8] K. Zvára:
Consistency of an estimate in linear regression with non-negative errors. Kybernetika 28 (1992), 129-139.
MR 1169215