by Vasiliadis, CH.A., Kobotis, A.
Published in Tourism management (1982) (01.02.1999)

by Barbari, P., Kobotis, A.
Published in International Journal of Mathematics and Mathematical Sciences (2003)

by Tsagas, GR, Kobotis, A., Koukouvinos, T.
Published in International journal of computer mathematics (01.01.2000)

by Barbari, P, Kobotis, A
Published in International journal of mathematics and mathematical sciences (01.01.2003)

by Kobotis, A., Xenos, Ph.J.
Published in Annales mathématiques Blaise Pascal (1994)

by KOBOTIS, A, XENOS, P. J
Published in Annales mathématiques Blaise Pascal (1994)