L. A. Hemaspaandra, C. Nasipak, K. Parkins: A Note on Linear-Nondeterminism, Linear-Sized, Karp-Lipton Advice for the P-Selective Sets /jucs_4_8/a_note_on_linear
H. Schwichtenberg: A Direct Proof of the Equivalence between Brouwer's Fan Theorem and König's Lemma with a Uniqueness Hypothesis /jucs_11_12/a_direct_proof_of