@book{der+donau+theiss+kanal+zwischen+budapest+szegedin+und+csongrad,
    author = {Koltor, László},
    title = {Der Donau-Theiss-Kanal zwischen Budapest, Szegedin und Csongrád},
    address = {Budapest},
    publisher = {K. und K. Hofbuchdruckerei Viktor Hornyánszky},
    date = {1899}
}