Concurrency control and recovery for multiversion database structures. - Tuukka K. Haapasalo; Ibrahim Jaluta; Seppo Sippu; Eljas Soisalon-Soininen (PIKM, 2008)

Transactions on the multiversion B+-tree. - Tuukka Haapasalo; Ibrahim Jaluta; Bernhard Seeger; Seppo Sippu; Eljas Soisalon-Soininen (EDBT, 2009)

Concurrent updating transactions on versioned data. - Tuukka Haapasalo; Seppo Sippu; Ibrahim Jaluta; Eljas Soisalon-Soininen (IDEAS, 2009)

Accessing multiversion data in database transactions. - Tuukka Haapasalo (2010)

Online Dictionary Matching with Variable-Length Gaps. - Tuukka Haapasalo; Panu Silvasti; Seppo Sippu; Eljas Soisalon-Soininen (SEA, 2011)

On the Recovery of R-Trees. - Tuukka Haapasalo; Ibrahim Jaluta; Seppo Sippu; Eljas Soisalon-Soininen (IEEE Trans. Knowl. Data Eng., 2013)