1988 Event Yvonne van Gennip skates un-official world record 10 km (15:25.25) 1988 Event Yvonne van Gennip skates world record 5 km ladies (7:14.13) 1988 Event Yvonne van Gennip skates female record 3k (4:11.94) 1987 Event Yvonne van Gennip skates ladies world record 5 km (7:20.36) 1987 Event Yvonne van Gennip skates ladies world record 3 km (4:16.85)
